Dr Gulshan Mahajan
Adjunct Associate Professor
Queensland Alliance for Agriculture and Food Innovation
Research Fellow - Weed Science, Agronomy
Centre for Crop Science
0432467954
Dr Gulshan Mahajan started his career in agronomy and has worked at Punjab Agricultural University (PAU), Ludhiana in India, for more than 23 years in different capacities and engaged in research, teaching and outreach activities. He also worked in matrix management both at UQ, International Rice Research Institute (IRRI) as well as PAU and have interacted across programs, institutes, and regions and developed and implemented programs successfully. He has guided one PhD student, four MSc students as a Principal Advisor and more than 20 students as an Associate Advisor. His interests fall within a broader area of agronomy, regenerative agriculture with particular emphasis on weed science, enhancing input-use efficiency, and developing ecologically based integrated crop management strategies for sustained production. He is a fellow of National Academy of Agricultural Science, India and Associate editor of Weed Science Society of America.
Researcher biography
Dr. Gulshan Mahajan started his career in agronomy and has worked at Punjab Agricultural University (PAU), Ludhiana, India, for more than 23 years in different capacities and engaged in research, teaching and outreach activities. He also worked in matrix management at UQ, International Rice Research Institute (IRRI) as well and PAU and have interacted across programs, institutes, and regions and developed and implemented programs successfully. He has guided one PhD student, four MSc students as a Principal Advisor and more than 20 students as an Associate Advisor. His interests fall within a broader area of agronomy, regenerative agriculture with particular emphasis on weed science, enhancing input-use efficiency, and developing ecologically based integrated crop management strategies for sustained production. He is a fellow of the National Academy of Agricultural Sciences, India and an Associate Editor of the Weed Science Society of America.
Book Chapters
Kumar, Vivek, Mahajan, Gulshan, Sheng, Qiang and Chauhan, Bhagirath Singh (2023). Weed management in wet direct-seeded rice (Oryza sativa L.): issues and opportunities. Advances in Agronomy. (pp. 91-133) San Diego, USA: Elsevier. doi: 10.1016/bs.agron.2023.01.002
Kaur, Parminder, Bhagria, Tejinder, Mutti, Navneet Kaur, Rinwa, Abhimanyu, Mahajan, Gulshan and Chauhan, Bhagirath Singh (2020). Cotton production in Australia. Cotton production. (pp. 341-357) edited by Khawar Jabran and Bhagirath Singh Chauhan. Chichester, United Kingdom: John Wiley & Sons. doi: 10.1002/9781119385523.ch16
Kumar, Vivek, Mahajan, Gulshan, Dahiya, Sahil and Chauhan, Bhagirath S. (2020). Challenges and opportunities for weed management in no-till farming systems. No-till farming systems for sustainable agriculture: challenges and opportunities. (pp. 107-125) edited by Yash P. Dang, Ram C. Dalal and Neal W. Menzies. Cham, Switzerland: Springer . doi: 10.1007/978-3-030-46409-7_7
Chauhan, Bhagirath S., Jabran, Khawar and Mahajan, Gulshan (2017). Preface. Rice production worldwide. (pp. v-vi) Cham, Switzerland: Springer International Publishing.
Singh, Kamal Gurmit, Mahajan, Gulshan and Siag, Mukesh (2015). Economics of drip irrigated cauliflower - chili sequence. Best management practices for drip irrigated crops. (pp. 365-371) Oakville, ON Canada: Apple Academic Press. doi: 10.1201/b18709
Singh, Kamal Gurmit, Siag, Mukesh and Mahajan, Gulshan (2015). Irrigation water requirements of green pea. Best management practices for drip irrigated crops. (pp. 261-267) edited by Kamal Gurmeet Singh, Megh R. Goyal and Ramesh P. Rudra. Boca Raton, FL, United States: Apple Academic Press. doi: 10.1201/b18709
Singh, Kamal Gurmit, Singh, Angrej and Mahajan, Gulshan (2015). Performance of greenhouse sweet pepper. Best management practices for drip irrigated crops. (pp. 43-50) edited by Kamal Gurmeet Singh, Megh R. Goyal and Ramesh P. Rudra. New York, NY United States: Apple Academic Press. doi: 10.1201/b18709
Mahajan, Gulshan, Chauhan, Bhagirath S. and Kumar, Vivek (2014). Integrated weed management in rice. Recent Advances in Weed Management. (pp. 125-153) edited by Bhagirath S. Chuahan and Gulshan Mahajan. New York, NY United States: Springer. doi: 10.1007/978-1-4939-1019-9_6
Chauhan, Bhagirath S. and Mahajan, Gulshan (2014). Preface. Recent Advances in Weed Management. (pp. v-vi) edited by Bhagirath S. Chauhan and Gulshan Mahajan. New York, NY, United States: Springer New York. doi: 10.1007/978-1-4939-1019-9
Chauhan, Bhagirath S., Mahajan, Gulshan, Sardana, Virender, Timsina, Jagadish and Jat, Mangi L. (2012). Productivity and sustainability of the rice-wheat cropping system in the Indo-Gangetic plains of the Indian subcontinent: Problems, opportunities, and strategies. Advances in Agronomy. (pp. 315-369) edited by Donald L. Sparks. San Diego United States: Academic Press. doi: 10.1016/B978-0-12-394278-4.00006-4
Mahajan, G., Chauhan, B. S. and Johnson, D. E. (2010). Weed management in aerobic rice in northwestern Indo-Gangetic plains. Water and Agricultural Sustainability Strategies. (pp. 297-312) CRC Press. doi: 10.1080/15427520902970458
Journal Articles
Mahajan, Gulshan and Chauhan, Bhagirath Singh (2024). Multiple Herbicide Resistance in Annual Ryegrass (Lolium rigidum Gaudin) in the Southeastern Cropping Region of Australia. Agronomy, 14 (10) 2206, 2206. doi: 10.3390/agronomy14102206
Mahajan, Gulshan and Singh Chauhan, Bhagirath (2024). Emergence Pattern of Argemone mexicana, Brassica tournefortii, and Rapistrum rugosum in Eastern Australia. Journal of Crop Health, 76 (4), 1-10. doi: 10.1007/s10343-024-01003-w
Mahajan, Gulshan and Chauhan, Bhagirath S. (2024). Novel use pattern of pendimethalin for annual ryegrass (Lolium rigidum Gaudin) control in wheat and barley. Frontiers in Agronomy, 5 1341880. doi: 10.3389/fagro.2023.1341880
Mahajan, Gulshan, Wenham, Kylie and Chauhan, Bhagirath Singh (2023). Mungbean (Vigna radiata) growth and yield response in relation to water stress and elevated day/night temperature conditions. Agronomy, 13 (10) 2546. doi: 10.3390/agronomy13102546
Mahajan, Gulshan and Chauhan, Bhagirath Singh (2023). Interference of Brassicaceae weeds (Brassica tournefortii, Rapistrum rugosum, and Sisymbrium thellungii) in chickpeas. Weed Science, 71 (5), 1-8. doi: 10.1017/wsc.2023.40
Mahajan, Gulshan and Chauhan, Bhagirath Singh (2023). Germination pattern and seed longevity of Echinochloa colona (L.) link in eastern Australia. Agronomy, 13 (8) 2044, 1-10. doi: 10.3390/agronomy13082044
Mahajan, Gulshan and Chauhan, Bhagirath Singh (2023). Avena sterilis ssp. ludoviciana (Durieu) control in wheat through integration of tillage, seeding rate, and herbicide application. Gesunde Pflanzen, 75 (6), 2337-2344. doi: 10.1007/s10343-023-00909-1
Mahajan, Gulshan and Chauhan, Bhagirath Singh (2023). Interference of sterile oat (Avena ludoviciana) and Mexican pricklepoppy (Argemone mexicana) in chickpea. Crop and Pasture Science, 74 (12), 1156-1164. doi: 10.1071/cp23075
Mahajan, Gulshan and Chauhan, Bhagirath Singh (2023). Improving wheat productivity through integrated management of Avena ludoviciana. Agronomy Journal, 115 (3), 1478-1488. doi: 10.1002/agj2.21251
Chauhan, Bhagirath Singh and Mahajan, Gulshan (2023). Glyphosate- and imazapic-resistant Chloris virgata populations in the southeastern cropping region of Australia. Agronomy, 13 (1) 173, 1-10. doi: 10.3390/agronomy13010173
Mahajan, Gulshan and Chauhan, Bhagirath Singh (2022). Herbicide options for sterile oats (Avena ludoviciana) control in winter-planted sorghum. Weed Technology, 37 (1) PII S0890037X22000902, 95-99. doi: 10.1017/wet.2022.90
Kibasa, Vicent, Mahajan, Gulshan and Chauhan, Bhagirath Singh (2022). Seed germination ecology of hood canarygrass (Phalaris paradoxa L.) and herbicide options for its control. Scientific Reports, 12 (1) 15241, 1-10. doi: 10.1038/s41598-022-19418-8
Mahajan, Gulshan and Chauhan, Bhagirath Singh (2022). Glyphosate efficacy in Chloris virgata Sw. in response to temperature and tank mixing. Plants, 11 (23) 3190, 3190. doi: 10.3390/plants11233190
Chauhan, Bhagirath Singh and Mahajan, Gulshan (2022). Herbicide options for the management of Navua sedge (Cyperus aromaticus) plants established through seeds. Agriculture, 12 (10) 1709, 1-13. doi: 10.3390/agriculture12101709
Mahajan, Gulshan and Chauhan, Bhagirath S. (2022). The first report of chickpea (Cicer arietinum L.) tolerance to Paraquat in Australia. Frontiers in Agronomy, 4 969960, 1-6. doi: 10.3389/fagro.2022.969960
Mahajan, Gulshan and Chauhan, Bhagirath S. (2022). Screening of herbicides for rice seedling safety and Echinochloa colona management under Australian conditions. Agronomy, 12 (6) 1273, 1-13. doi: 10.3390/agronomy12061273
Mahajan, Gulshan and Chauhan, Bhagirath Singh (2022). Interference of junglerice (Echinochloa colona) in mungbean. Weed Science, 70 (4) PII S0043174522000248, 1-7. doi: 10.1017/wsc.2022.24
Teresa, Ndirangu Wangari, Mahajan, Gulshan and Chauhan, Bhagirath Singh (2022). Glyphosate resistance in junglerice (Echinochloa colona) and alternative herbicide options for its effective control. Weed Technology, 36 (1), 38-47. doi: 10.1017/wet.2021.100
Chauhan, Bhagirath Singh, Congreve, Mark and Mahajan, Gulshan (2021). Management options for large plants of glyphosate-resistant feather fingergrass (Chloris virgata) in Australian fallow conditions. PLoS One, 16 (12) e0261788, e0261788. doi: 10.1371/journal.pone.0261788
Singh, Aseemjot, Mahajan, Gulshan and Chauhan, Bhagirath Singh (2021). Germination ecology of wild mustard (Sinapis arvensis) and its implications for weed management. Weed Science, 70 (1), 103-111. doi: 10.1017/wsc.2021.66
Mahajan, Gulshan and Chauhan, Bhagirath S. (2021). Evaluation of preemergent herbicides for Chloris virgata control in mungbean. Plants, 10 (8) 1632, 1-11. doi: 10.3390/plants10081632
Mahajan, Gulshan, Prasad, Asheneel and Chauhan, Bhagirath Singh (2021). Seed germination ecology of Sumatran fleabane (Conyza sumatrensis) in relations to various environmental parameters. Weed Science, 69 (6), 1-8. doi: 10.1017/wsc.2021.56
Squires, Caleb, Mahajan, Gulshan, Walsh, Michael and Chauhan, Bhagirath S. (2021). Effect of planting time and row spacing on growth and seed production of junglerice (Echinochloa colona) and feather fingergrass (Chloris virgata) in sorghum. Weed Technology, 35 (6), 1-6. doi: 10.1017/wet.2021.60
Thompson, Michael, Mahajan, Gulshan and Chauhan, Bhagirath S. (2021). Seed germination ecology of south eastern Australian Rigid Ryegrass (Lolium rigidum) populations. Weed Science, 69 (4), 454-460. doi: 10.1017/wsc.2021.36
Singh, Sohraab, Mahajan, Gulshan, Singh, Rajandeep and Chauhan, Bhagirath S. (2021). Germination ecology of four African mustard (Brassica tournefortii Gouan) populations in the eastern region of Australia. Weed Science, 69 (4), 461-467. doi: 10.1017/wsc.2021.30
Mahajan, Gulshan and Chauhan, Bhagirath Singh (2021). Interference of wild oat (Avena fatua) and sterile oat (Avena sterilis ssp. ludoviciana) in wheat. Weed Science, 69 (4), 485-491. doi: 10.1017/wsc.2021.25
Mahajan, Gulshan and Chauhan, Bhagirath S. (2021). Seed longevity and seedling emergence behavior of wild oat (Avena fatua) and sterile oat (Avena sterilis ssp. ludoviciana) in response to burial depth in eastern Australia. Weed Science, 69 (3), 362-371. doi: 10.1017/wsc.2021.7
Mahajan, Gulshan and Chauhan, Bhagirath S. (2021). Biological traits of six sterile oat biotypes in response to planting time. Agronomy Journal, 113 (1), 42-51. doi: 10.1002/agj2.20507
Sahil, Mahajan, Gulshan, Loura, Deepak, Raymont, Katherine and Chauhan, Bhagirath Singh (2020). Influence of soil moisture levels on the growth and reproductive behaviour of Avena fatua and Avena ludoviciana. PLoS One, 15 (7) e0234648, e0234648. doi: 10.1371/journal.pone.0234648
Mahajan, Gulshan, Rachaputi, R. C. N. and Bhagirath Singh, Chauhan (2020). Horse purslane (Trianthema portulacastrum) control in pigeonpea with PRE and POST herbicides. Weed Technology, 34 (5), 1-19. doi: 10.1017/wet.2020.48
Pal, Rajinder, Mahajan, Gulshan, Sardana, Virender, Asthir, Bavita and Chauhan, Bhagirath Singh (2020). Performance of dry-seeded rice genotypes under varied soil moisture regimes and foliar-applied hormones. Plants, 9 (4) 539, 539. doi: 10.3390/plants9040539
Mahajan, Gulshan, Singh, Rajandeep and Chauhan, Bhagirath S. (2020). Biology of Brassica tournefortii in the northern grains region of Australia. Crop and Pasture Science, 71 (3), 268-277. doi: 10.1071/cp19451
Mahajan, Gulshan, Kaur, Vishavdeep, Thompson, Michael and Chauhan, Bhagirath Singh (2020). Growth behavior and glyphosate resistance level in 10 populations of Echinochloa colona in Australia. PLoS One, 15 (1) e0221382, e0221382. doi: 10.1371/journal.pone.0221382
Mahajan, Gulshan, Hickey, Lee and Chauhan, Bhagirath Singh (2020). Response of barley genotypes to weed interference in Australia. Agronomy, 10 (1) x, 99. doi: 10.3390/agronomy10010099
Mahajan, Gulshan, Walsh, Michael and Chauhan, Bhagirath S. (2019). Junglerice (Echinochloa colona) and feather fingergrass (Chloris virgata) seed production and retention at sorghum maturity. Weed Technology, 34 (2), 1-5. doi: 10.1017/wet.2019.109
Mahajan, Gulshan, Rachaputi, Rao C. N. and Chauhan, Bhagirath Singh (2019). Integrated weed management using row arrangements and herbicides in pigeonpea (Cajanus cajan) in Australia. Crop and Pasture Science, 70 (8), 676-683. doi: 10.1071/cp19186
Mahajan, Gulshan, Mutti, Navneet Kaur, Walsh, Michael and Chauhan, Bhagirath S. (2019). Effect of varied soil moisture regimes on the growth and reproduction of two Australian biotypes of junglerice (Echinochloa colona). Weed Science, 67 (05), 1-8. doi: 10.1017/wsc.2019.32
Mutti, Navneet Kaur, Mahajan, Gulshan, Jha, Prashant and Chauhan, Bhagirath S. (2019). The response of glyphosate-resistant and glyphosate-susceptible biotypes of junglerice (Echinochloa colona) to mungbean interference. Weed Science, 67 (4), 419-425. doi: 10.1017/wsc.2019.12
Mutti, Navneet Kaur, Mahajan, Gulshan and Chauhan, Bhagirath Singh (2019). Seed-germination ecology of glyphosate-resistant and glyphosate-susceptible biotypes of Echinochloa colona in Australia. Crop and Pasture Science, 70 (4), 367-372. doi: 10.1071/cp18444
Mahajan, Gulshan, McKenzie, Kerry and Chauhan, Bhagirath S. (2019). Influence of row spacing and cultivar selection on annual ryegrass (Lolium rigidum) control and grain yield in chickpea (Cicer arietinum). Crop and Pasture Science, 70 (2), 140-146. doi: 10.1071/CP18436
Mahajan, Gulshan, Mutti, Navneet Kaur, Jha, Prashant, Walsh, Michael and Chauhan, Bhagirath Singh (2018). Evaluation of dormancy breaking methods for enhanced germination in four biotypes of Brassica tournefortii. Scientific Reports, 8 (1) 17103, 17103. doi: 10.1038/s41598-018-35574-2
Mahajan, Gulshan, Matloob, Amar, Walsh, Michael and Chauhan, Bhagirath S. (2018). Germination ecology of two Australian populations of African turnipweed (Sisymbrium thellungii). Weed Science, 66 (6), 752-757. doi: 10.1017/wsc.2018.55
Mahajan, Gulshan, George-Jaeggli, Barbara, Walsh, Michael and Chauhan, Bhagirath S. (2018). Effect of Soil Moisture Regimes on Growth and Seed Production of Two Australian Biotypes of Sisymbrium thellungii OE Schulz. Frontiers in Plant Science, 9 1241, 1241. doi: 10.3389/fpls.2018.01241
Singh, Rajbir, Mahajan, Gulshan, Kaur, Simerjeet and Chauhan, Bhagirath Singh (2018). Issues and strategies for rice residue management to unravel winter smog in North India. Current Science, 114 (12), 2419-2419.
Rajinder-Pal, Mahajan, G., Sardana, V., Sharma, Neerja and Chauhan, B. S. (2018). Grain quality of dry-seeded rice in response to sowing dates and genotypes. International Journal of Plant Production, 12 (2), 95-106. doi: 10.1007/s42106-018-0010-6
Mahajan, Gulshan, Matloob, Amar, Singh, Rajbir, Singh, Vijai Pal and Chauhan, Bhagirath Singh (2018). Basmati rice in the Indian subcontinent: strategies to boost production and quality traits. Advances in Agronomy, 151. doi: 10.1016/bs.agron.2018.04.002
Manjunath, B. L., Paramesh, V., Mahajan, G. R., Reddy, K. V., Das, B. and Singh, N. P. (2018). A five years study on the selection of rice based cropping systems in Goa, for west coast region of India. Journal of Environmental Biology, 39 (3), 393-399. doi: 10.22438/jeb/39/3/MRN-593
Rao, A. N., Mahajan, Gulshan, Singh, Ravi Gopal and Wani, S. P. (2018). Weed research issues, challenges, and opportunities in India. Crop Protection, 134 104451, 104451. doi: 10.1016/j.cropro.2018.02.003
Bandumula, Nirmala, Mahajan, Gulshan and Kumar, R. Mahender (2018). Farm level and aggregate economic impact of direct seeded rice in Punjab. Journal of Experimental Biology and Agricultural Sciences, 6 (1), 253-257. doi: 10.18006/2018.6(1).253.257
Mahajan, Gulshan, Singh, Kuldeep, Singh, Naveen, Kaur, Rupinder and Chauhan, Bhagirath S. (2018). Screening of water-efficient rice genotypes for dry direct seeding in South Asia. Archives of Agronomy and Soil Science, 64 (1), 103-115. doi: 10.1080/03650340.2017.1337891
Dhillon, Amandeep K., Sharma, Neerja, Dosanjh, Navkiran K., Goyal, Meenakshi and Mahajan, Gulshan (2018). Variation in the nutritional quality of rice straw and grain in response to different nitrogen levels. Journal of Plant Nutrition, 41 (15), 1946-1956. doi: 10.1080/01904167.2018.1482915
Kaur, Maninder, Asthir, Bavita and Mahajan, Gulshan (2017). Variation in antioxidants, bioactive compounds and antioxidant capacity in germinated and ungerminated grains of ten rice cultivars. Rice Science, 24 (6), 349-359. doi: 10.1016/j.rsci.2017.08.002
Mahajan, G. R., Pandey, R. N., Sahoo, R. N., Gupta, V. K., Datta, S. C. and Kumar, Dinesh (2017). Monitoring nitrogen, phosphorus and sulphur in hybrid rice (Oryza sativa L.) using hyperspectral remote sensing. Precision Agriculture, 18 (5), 736-761. doi: 10.1007/s11119-016-9485-2
Rasool, Ghulam, Mahajan, Gulshan, Yadav, Rajpaul, Hanif, Zarka and Chauhan, Bhagirath Singh (2017). Row spacing is more important than seeding rate for increasing Rhodes grass (Chloris gayana) control and grain yield in soybean (Glycine max). Crop and Pasture Science, 68 (7), 620-624. doi: 10.1071/CP17229
Chauhan, Bhagirath S., Matloob, Amar, Mahajan, Gulshan, Aslam, Farhena, Florentine, Singarayer K. and Jha, Prashant (2017). Emerging Challenges and Opportunities for Education and Research in Weed Science. Frontiers in Plant Science, 8 1537, 1537. doi: 10.3389/fpls.2017.01537
Mahajan, G., Kaur, G. and Chauhan, B. S. (2017). Seeding rate and genotype effects on weeds and yield of dry-seeded rice. Crop Protection, 96, 68-76. doi: 10.1016/j.cropro.2017.01.008
Shekhawat, Kapila, Rathore, Sanjay Singh, Dass, Anchal, Das, Tapas Kumar, Mahajan, Gulshan and Chauhan, Bhagirath Singh (2017). Weed menace and management strategies for enhancing oilseed brassicas production in the Indian sub-continent: a review. Crop Protection, 96, 245-257. doi: 10.1016/j.cropro.2017.02.017
Chavan, Prasad, Sharma, S. R., Mittal, T. C., Mahajan, G. and Gupta, S. K. (2017). Optimization of parboiling parameters to improve the quality characteristics of Pusa basmati 1509. Journal of Food Process Engineering, 40 (3) e12454, e12454. doi: 10.1111/jfpe.12454
Dass, Anchal, Shekhawat, Kapila, Choudhary, Anil Kumar, Sepat, Seema, Rathore, Sanjay Singh, Mahajan, Gulshan and Chauhan, Bhagraith Singh (2017). Weed management in rice using crop competition-a review. Crop Protection, 95, 45-52. doi: 10.1016/j.cropro.2016.08.005
Sardana, Virender, Mahajan, Gulshan, Jabran, Khawar and Chauhan, Bhagirath S. (2017). Role of competition in managing weeds: an introduction to the special issue. Crop Protection, 95, 1-7. doi: 10.1016/j.cropro.2016.09.011
Pal, Rajinder, Mahajan, G., Sardana, V. and Chauhan, B. S. (2017). Impact of sowing date on yield, dry matter and nitrogen accumulation, and nitrogen translocation in dry-seeded rice in North-West India. Field Crops Research, 206, 138-148. doi: 10.1016/j.fcr.2017.01.025
Sharda, Rakesh, Mahajan, Gulshan, Siag, Mukesh, Singh, Angrej and Chauhan, Bhagraith Singh (2017). Performance of drip-irrigated dry-seeded rice (Oryza sativa L.) in South Asia. Paddy and Water Environment, 15 (1), 93-100. doi: 10.1007/s10333-016-0531-5
Mahajan, G. R., Manjunath, B. L., Latare, A. M., D’Souza, Ruenna, Vishwakarma, Shashi and Singh, N. P. (2016). Microbial and Enzyme Activities and Carbon Stock in Unique Coastal Acid Saline Soils of Goa. Proceedings of the National Academy of Sciences India Section B - Biological Sciences, 86 (4), 961-971. doi: 10.1007/s40011-015-0552-7
Kaur, Parmeet, Pal, Priyanka, Virdi, Amardeep Singh, Kaur, Amritpal, Singh, Narpinder and Mahajan, Gulshan (2016). Protein and starch characteristics of milled rice from different cultivars affected by transplantation date. Journal of Food Science and Technology, 53 (8), 3186-3196. doi: 10.1007/s13197-016-2293-x
Kaur, Amritpal, Ghumman, Atinder, Singh, Narpinder, Kaur, Seeratpreet, Virdi, Amardeep Singh, Riar, Gurbir Singh and Mahajan, Gulshan (2016). Effect of different doses of nitrogen on protein profiling, pasting and quality attributes of rice from different cultivars. Journal of Food Science and Technology, 53 (5), 2452-2462. doi: 10.1007/s13197-016-2230-z
Manjunath, B. L., Mahajan, Gopal R., Ramesh, R. and Singh, N. P. (2016). Effect of improved nutrient management on grain yield of rice (Oryza sativa) and soil health under organic management. Indian Journal of Agronomy, 61 (1), 25-32.
Mahajan, Gulshan and Chauhan, Bhagirath Singh (2016). Performance of dry direct-seeded rice in response to genotype and seeding rate. Agronomy Journal, 108 (1), 257-265. doi: 10.2134/agronj2015.0296
Kaur, Rupinder, Bedi, Seema, Mahajan, Gulshan, Kaur, Gurpreet and Chauhan, Bhagirath Singh (2016). Physiological and biochemical indicators for assessing nitrogen-use efficiency in rice (Oryza sativa) genotypes under dry direct seeding. Crop and Pasture Science, 67 (11), 1158-1167. doi: 10.1071/CP16204
Bajwa, Ali A., Mahajan, Gulshan and Chauhan, Bhagirath S. (2015). Nonconventional weed management strategies for modern agriculture. Weed Science, 63 (4), 723-747. doi: 10.1614/WS-D-15-00064.1
Mahajan, G, Ramesha, M.S and Chauhan, B.S (2015). Genotypic differences for water-use efficiency and weed competitiveness in dry direct-seeded rice. Agronomy Journal, 107 (4), 1573-1583. doi: 10.2134/agronj14.0508
Jabran, Khawar, Mahajan, Gulshan, Sardana, Virender and Chauhan, Bhagirath S. (2015). Allelopathy for weed control in agricultural systems. Crop Protection, 72, 57-65. doi: 10.1016/j.cropro.2015.03.004
Mahajan, G. and Chauhan, B. S. (2015). Weed control in dry direct-seeded rice using tank mixtures of herbicides in South Asia. Crop Protection, 72, 90-96. doi: 10.1016/j.cropro.2015.03.002
Mahajan, G. R., Manjunath, B. L., Latare, A. M., D’Souza, Ruenna, Vishwakarma, Shashi and Singh, N. P. (2015). Fertility status of the unique coastal acid saline soils of goa. Journal of the Indian Society of Soil Science, 63 (2), 232-237. doi: 10.5958/0974-0228.2015.00031.6
Tanveer, Asif, Khaliq, Abdul, Ali, Hafiz Haider, Mahajan, Gulshan and Chauhan, Bhagirath S. (2015). Interference and management of parthenium: the world's most important invasive weed. Crop Protection, 68, 49-59. doi: 10.1016/j.cropro.2014.11.005
Mahajan, G., Sharma, N., Kaur, R. and Chauhan, B. S. (2015). Comparison of photoperiod-sensitive and photoperiod-insensitive basmati cultivars for grain yield, water productivity, and quality traits under varied transplanting dates in Northwest India. Crop and Pasture Science, 66 (8), 793-801. doi: 10.1071/CP14297
Prakash, Shyam, Mahajan, G., Sharma, N. and Sardana, V. (2015). Enhancing grain yield and nitrogen-use efficiency in rice through foliarly applied gibberellic acid in dry-direct-seeded rice. Journal of Crop Improvement, 29 (1), 65-81. doi: 10.1080/15427528.2014.976693
Mahajan, G. R., Sahoo, R. N., Pandey, R. N., Gupta, V. K. and Kumar, Dinesh (2014). Using hyperspectral remote sensing techniques to monitor nitrogen, phosphorus, sulphur and potassium in wheat (Triticum aestivum L.). Precision Agriculture, 15 (5), 499-522. doi: 10.1007/s11119-014-9348-7
Mahajan, G. R., Pandey, R. N., Kumar, Dinesh, Datta, S. C., Sahoo, R. N. and Parsad, Rajender (2014). Development of critical values for the leaf color chart, SPAD and Fieldscout CM 1000 for fixed time adjustable nitrogen management in aromatic hybrid rice (Oryza sativa L.). Communications in Soil Science and Plant Analysis, 45 (14), 1877-1893. doi: 10.1080/00103624.2014.909832
Mahajan, Gulshan, Poonia, Vikas and Chauhan, Bhagirath S. (2014). Integrated weed management using planting pattern, cultivar, and herbicide in dry-seeded rice in Northwest India. Weed Science, 62 (2), 350-359. doi: 10.1614/WS-D-13-00115.1
Mahajan, Gulshan, Ramesha, Mugalodi S. and Chauhan, Bhagirath S. (2014). Response of rice genotypes to weed competition in dry direct-seeded rice in India. Scientific World Journal, 2014 (Article ID 641589) 641589, 641589. doi: 10.1155/2014/641589
Chauhan, Bhagirath Singh, Prabhjyot-Kaur, Mahajan, Gulshan, Randhawa, Ramanjit Kaur, Singh, Harpreet and Kang, Manjit S. (2014). Global warming and its possible impact on agriculture in India. Advances in Agronomy, 123, 65-121. doi: 10.1016/B978-0-12-420225-2.00002-9
Mahajan, G. and Khurana, M. P. S. (2014). Enhancing productivity of dry-seeded rice (Oryza sativa L.) in North-West India through foliar application of iron and potassium nitrate. Vegetos, 27 (2), 301-306. doi: 10.5958/2229-4473.2014.00048.2
Mahajan, G. R., Pandey, R. N., Datta, S. C., Kumar, Dinesh, Sahoo, R. N. and Parsad, Rajender (2014). Fertilizer nitrogen, phosphorus and sulphur prescription for aromatic hybrid rice (Oryza sativa L.) using targeted yield approach. Proceedings of the National Academy of Sciences India Section B - Biological Sciences, 84 (3), 537-547. doi: 10.1007/s40011-013-0268-5
Kumar, Vivek, Mahajan, Gulshan and Sharma, Neerja (2014). Influence of rate and time of nitrogen application on the yield and quality characteristics of basmati rice (Oryza sativa L.). Ecology, Environment and Conservation, 20 (4), 1723-1729.
Anand, Tanupriya, Sharma, Sajeev Rattan, Mahajan, Gulshan and Chand, Tarsem (2013). Effect of transplanting times on the milling, cooking and textural characteristics of different rice cultivars. Ecology, Environment and Conservation, 19 (3), 829-834.
Mahajan, Gulshan and Chauhanm Bhagirath Singh (2013). The role of cultivars in managing weeds in dry-seeded rice production systems. Crop Protection, 49, 52-57. doi: 10.1016/j.cropro.2013.03.008
Manes, G. S., Dixit, Anoop, Singh, Arshdeep, Mahal, J. S. and Mahajan, G. (2013). Feasibility of mechanical transplanter for paddy transplanting in Punjab. AMA, Agricultural Mechanization in Asia, Africa and Latin America, 44 (3), 14-17.
Mahajan, Gulshan and Chauhan, Bhagirath S. (2013). Herbicide options for weed control in dry-seeded aromatic rice in India. Weed Technology, 27 (4), 682-689. doi: 10.1614/WT-D-13-00016.1
Mahajan, G., Chauhan, B. S. and Gill, M. S. (2013). Dry-seeded rice culture in Punjab State of India: lessons learned from farmers. Field Crops Research, 144, 89-99. doi: 10.1016/j.fcr.2013.01.008
Mahajan, G., Timsina, J., Jhanji, Shalini, Sekhon, N. K. and Kuldeep-Singh, (2012). Cultivar response, dry-matter partitioning, and nitrogen-use efficiency in dry direct-seeded rice in Northwest India. Journal of Crop Improvement, 26 (6), 767-790. doi: 10.1080/15427528.2012.686473
Mahajan, G., Chauhan, B. S., Timsina, J., Singh, P. P. and Singh, K. (2012). Crop performance and water- and nitrogen-use efficiencies in dry-seeded rice in response to irrigation and fertilizer amounts in northwest India. Field Crops Research, 134, 59-70. doi: 10.1016/j.fcr.2012.04.011
Chauhan, Bhagirath Singh and Mahajan, Gulshan (2012). Role of integrated weed management strategies in sustaining conservation agriculture systems. Current Science, 103 (2), 135-136.
Singh, Naveen, Kaur, Rupinder, Sharma, Neerja, Mahajan, Gulshan and Bharaj, T. S. (2012). Changes in yield and grain quality characteristics of irrigated rice (Oryza sativa) genotypes under aerobic conditions. Indian Journal of Agricultural Sciences, 82 (7), 589-595.
Mahajan, G., Gill, M. S. and Dogra, B. (2012). Performance of basmati rice (Oryza sativa) through organic source of nutrients. Indian Journal of Agricultural Sciences, 82 (5), 459-461. doi: 10.56093/ijas.v82i5.17813
Mahajan, G., Sekhon, N. K. and Sidhu, A. S. (2012). Response of foliar application of iron and green manuring in dry direct-seeded and transplanted rice (Oryza sativa). Indian Journal of Agricultural Sciences, 82 (4), 373-375.
Mahajan, Gulshan, Singh, Samunder and Chauhan, Bhagirath Singh (2012). Impact of climate change on weeds in the rice-wheat cropping system. Current Science, 102 (9), 1254-1255.
Chauhan, Bhagirath Singh, Singh, Ravi Gopal and Mahajan, Gulshan (2012). Ecology and management of weeds under conservation agriculture: A review. Crop Protection, 38, 57-65. doi: 10.1016/j.cropro.2012.03.010
Mahajan, G., Timsina, J. and Kuldeep-Singh, (2011). Performance and water-use efficiency of rice relative to establishment methods in northwestern indo-gangetic plains. Journal of Crop Improvement, 25 (5), 597-617. doi: 10.1080/15427528.2011.599480
Singh, Narpinder, Pal, Nisha, Mahajan, Gulshan, Singh, Sandeep and Shevkani, Khetan (2011). Rice grain and starch properties: effects of nitrogen fertilizer application. Carbohydrate Polymers, 86 (1), 219-225. doi: 10.1016/j.carbpol.2011.04.039
Mahajan, G., Sarlach, R. S., Japinder, S. and Gill, M. S. (2011). Seed priming effects on germination, growth and yield of dry direct-seeded rice. Journal of Crop Improvement, 25 (4), 409-417. doi: 10.1080/15427528.2011.576381
Mahajan, Gulshan and Timsina, Jagadish (2011). Effect of nitrogen rates and weed control methods on weeds abundance and yield of direct-seeded rice. Archives of Agronomy and Soil Science, 57 (3), 239-250. doi: 10.1080/03650340903369384
Mahajan, G., Chauhan, B. S. and Gill, M. S. (2011). Optimal nitrogen fertilization timing and rate in dry-seeded rice in northwest India. Agronomy Journal, 103 (6), 1676-1682. doi: 10.2134/agronj2011.0184
Mahajan, Gulshan and Chauhan, Bhagirath S. (2011). Effects of planting pattern and cultivar on weed and crop growth in aerobic rice system. Weed Technology, 25 (4), 521-525. doi: 10.1614/WT-D-11-00025.1
Dixit, Anoop, Manes, G. S., Singh, Arsdeep, Singla, Chetan, Dhaliwal, I. S. and Mahajan, G. (2010). Evaluation of direct-seeded rice drill against Japanese manual transplanter for higher productivity in rice. Indian Journal of Agricultural Sciences, 80 (10), 884-887.
Mahajan, G., Sekhon, N. K., Singh, N., Kaur, R. and Sidhu, A. S. (2010). Yield and nitrogen-use efficiency of aromatic rice cultivars in response to nitrogen fertilizer. Journal of New Seeds, 11 (4), 356-368. doi: 10.1080/1522886X.2010.520145
Mahajan, G., Gill, M. S. and Singh, K. (2010). Optimizing seed rate to suppress weeds and to increase yield in aerobic direct-seeded rice in Northwestern Indo-Gangetic plains. Journal of New Seeds, 11 (3), 225-238. doi: 10.1080/1522886X.2010.496109
Singh, K. G., Singh, Angrej and Mahajan, Gulshan (2010). Response of sweet pepper (Capsicum annum) to irrigation and fertigation grown in naturally ventilated polyhouse. Indian Journal of Agricultural Sciences, 80 (5), 430-432.
Mahajan, G. and Sekhon, N. K. (2010). Yield and nitrogen-use efficiency of indica rice varieties as influenced by timing of nitrogen fertilization. Indian Journal of Agricultural Sciences, 80 (4), 327-328.
Mahajan, G., Chauhan, B. S. and Johnson, D. E. (2009). Weed management in aerobic rice in northwestern indo-gangetic plains. Journal of Crop Improvement, 23 (4), 366-382. doi: 10.1080/15427520902970458
Mahajan, G., Bharaj, T. S. and Timsina, J. (2009). Yield and water productivity of rice as affected by time of transplanting in Punjab, India. Agricultural Water Management, 96 (3), 525-532. doi: 10.1016/j.agwat.2008.09.027
Mahajan, Gulshan, Singh, K. G., Sharda, Rakesh and Siag, Mukesh (2007). Response of red hot pepper (Capsicum annum L.) to water and nitrogen under drip and check basin method of irrigation. Asian Journal of Plant Sciences, 6 (5), 815-820. doi: 10.3923/ajps.2007.815.820
Mahajan, G., Sardana, V., Brar, A. S. and Gill, M. S. (2006). Effect of seed rates, irrigation intervals and weed pressure on productivity of direct-seeded rice (Oryza sativa). Indian Journal of Agricultural Sciences, 76 (12), 756-759.
Mahajan, Gulshan and Singh, K. G. (2006). Response of Greenhouse tomato to irrigation and fertigation. Agricultural Water Management, 84 (1-2), 202-206. doi: 10.1016/j.agwat.2006.03.003
Mahajan, Gulshan, Singh, K. G., Bhatia, R. K. and Kumar, Ashwani (2006). Soil solarization for managing weeds in brinjal (Solanum melongena) nursery. Indian Journal of Agricultural Sciences, 76 (2), 129-131.
Conference Paper
Singh, Narpinder, Paul, Priyanka, Virdi, Amardeep Singh, Kaur, Parmeet and Mahajan, Gulshan (2014). Influence of early and delayed transplantation of paddy on physicochemical, pasting, cooking, textural, and protein characteristics of milled rice. 4th Cereals & Europe Spring Meeting, Leuven, Belgium, 29-31 May 2013. St. Paul, MN, United States: American Association of Cereal Chemists. doi: 10.1094/CCHEM-09-13-0193-R