| Effect of sustained sodic and saline-sodic irrigation and application of gypsum and farmyard manure on yield and quality of sugarcane under semi-arid conditions OP Choudhary, AS Josan, MS Bajwa, ML Kapur Field crops research 87 (2-3), 103-116, 2004 | 185 | 2004 |
| Effects of long-term use of sodic water irrigation, amendments and crop residues on soil properties and crop yields in rice–wheat cropping system in a calcareous soil OP Choudhary, BS Ghuman, N Thuy, RJ Buresh Field Crops Research 121 (3), 363-372, 2011 | 149 | 2011 |
| Assessment of the nitrogen management strategy using an optical sensor for irrigated wheat RK Sharma, ML Jat, KL Martin, P Chandna, OP Choudhary, RK Gupta, ... Agronomy for Sustainable Development 31, 589-603, 2011 | 143 | 2011 |
| Nitrogen and rice straw incorporation impact nitrogen use efficiency, soil nitrogen pools and enzyme activity in rice-wheat system in north-western India S Sharma, P Singh, OP Choudhary Field Crops Research 266, 108131, 2021 | 93 | 2021 |
| Site-specific fertilizer nitrogen management in irrigated transplanted rice (Oryza sativa) using an optical sensor Bijay-Singh, Varinderpal-Singh, J Purba, RK Sharma, ML Jat, ... Precision Agriculture 16, 455-475, 2015 | 90 | 2015 |
| Effect of alternating irrigation with sodic and non-sodic waters on soil properties and sunflower yield OP Choudhary, BS Ghuman, AS Josan, MS Bajwa Agricultural water management 85 (1-2), 151-156, 2006 | 78 | 2006 |
| Effect of continuous irrigation with sodic and saline-sodic waters on soil properties and crop yields under cotton-wheat rotation in northwestern India MS Bajwa, OP Choudhary, AS Josan Agricultural Water Management 22 (4), 345-356, 1992 | 74 | 1992 |
| Interactive effects of rice-residue biochar and N-fertilizer on soil functions and crop biomass in contrasting soils M Singh Mavi, G Singh, BP Singh, B Singh Sekhon, OP Choudhary, ... Journal of soil science and plant nutrition 18 (1), 41-59, 2018 | 68 | 2018 |
| Yield and fibre quality of cotton cultivars as affected by the build-up of sodium in the soils with sustained sodic irrigations under semi-arid conditions OP Choudhary, AS Josan, MS Bajwa Agricultural water management 49 (1), 1-9, 2001 | 47 | 2001 |
| Effect of frequency of sodic and saline-sodic irrigations and gypsum on the buildup of sodium in soil and crop yields MS Bajwa, AS Josan, OP Choudhary Irrigation Science 14, 21-26, 1993 | 47 | 1993 |
| Irrigation water quality and mulching effects on tuber yield and soil properties in potato (Solanum tuberosum L.) under semi-arid conditions of Indian Punjab KS Sekhon, A Kaur, S Thaman, AS Sidhu, N Garg, OP Choudhary, ... Field Crops Research 247, 107544, 2020 | 45 | 2020 |
| Sub-soiling improves productivity and economic returns of cotton-wheat cropping system K Singh, OP Choudhary, HP Singh, A Singh, SK Mishra Soil and Tillage Research 189, 131-139, 2019 | 45 | 2019 |
| Soil salinity and sodicity OP Choudhary, VK Kharche Soil science: an introduction 12, 353-384, 2018 | 44 | 2018 |
| Organic amendments decomposability influences microbial activity in saline soils SS Chahal, OP Choudhary, MS Mavi Archives of Agronomy and Soil Science 63 (13), 1875-1888, 2017 | 40 | 2017 |
| Managing water resources for ensuing sustainable agriculture: Situational analysis and options for Punjab PS Minhas, SK Jalota, VK Arora, AK Jain, KK Vashist, OP Choudhary, ... Research bulletin 2 (2010), 40, 2010 | 39 | 2010 |
| Yield and quality of two tomato (Solanum lycopersicum L.) cultivars as influenced by drip and furrow irrigation using waters having high residual sodium carbonate OP Choudhary, BS Ghuman, MS Dhaliwal, N Chawla Irrigation Science 28, 513-523, 2010 | 36 | 2010 |
| Rice straw biochar application to soil irrigated with saline water in a cotton-wheat system improves crop performance and soil functionality in north-west India G Singh, MS Mavi, OP Choudhary, N Gupta, Y Singh Journal of Environmental Management 295, 113277, 2021 | 35 | 2021 |
| Sustainable crop production using saline and sodic irrigation waters OP Choudhary, SR Grattan, PS Minhas Alternative farming systems, biotechnology, drought stress and ecological …, 2011 | 35 | 2011 |
| Microbial biomass carbon and some soil properties as influenced by long-term sodic-water irrigation, gypsum, and organic amendments J Kaur, OP Choudhary Soil Research 46 (2), 141-151, 2008 | 33 | 2008 |
| Site-specific fertilizer nitrogen management using optical sensor in irrigated wheat in the Northwestern India HS Thind, A Kumar, OP Choudhary, RK Gupta, M Vashistha Agricultural Research 6, 159-168, 2017 | 32 | 2017 |
