| 401 | |
| Researcher: | Prasad, Janardan |
| Guide: | Sinha, N P |
| University: | Rajendra Agricultural University |
| Language: | English |
| 402 | Potassium dynamics and crop responses in medium black calcareous soils of Saurashtra region |
| Researcher: | Singh, Tomar Ram |
| Guide: | Kanzaria, M V |
| University: | Gujarat Agricultural University |
| Language: | English |
| 403 | Phosphate supply characteristics of some typical soil series of Haryana |
| Researcher: | Anand Prakash |
| Guide: | Khanna, S S |
| University: | Ch Charan Singh Haryana Agricultural University |
| Language: | English |
| 404 | |
| Researcher: | Debnath, Dhirendra |
| Guide: | Khanna, S S |
| University: | Ch Charan Singh Haryana Agricultural University |
| Language: | English |
| 405 | Transformation and transport of nitrogen in trasient state conditions |
| Researcher: | Rajendra Kumar |
| Guide: | Singh, Mahendra |
| University: | Ch Charan Singh Haryana Agricultural University |
| Language: | English |
| 406 | |
| Researcher: | Rajinder Nath |
| Guide: | Chaudhary, M L |
| University: | Ch Charan Singh Haryana Agricultural University |
| Language: | English |
| 407 | Relationship of Cadmium with zinc, phosphorus and sulphur in some crops |
| Researcher: | Singh, Dalel |
| Guide: | Gupta, V K |
| University: | Ch Charan Singh Haryana Agricultural University |
| Language: | English |
| 408 | |
| Researcher: | Narwal, Ram Phal |
| Guide: | Singh, Mahendra |
| University: | Ch Charan Singh Haryana Agricultural University |
| Language: | English |
| 409 | |
| Researcher: | Singh, Ranbir |
| Guide: | Karwasra, P S |
| University: | Ch Charan Singh Haryana Agricultural University |
| Language: | English |
| 410 | Simulation of salt distribution in soil and wheat yield of relation to water quality |
| Researcher: | Ravindra Kumar |
| Guide: | Pal, Raj |
| University: | Ch Charan Singh Haryana Agricultural University |
| Language: | English |
| 411 | Dynamics of native and added K in soils in relation to soil conditions and crop sequences |
| Researcher: | Sangwan, Om Prakash |
| Guide: | Khanna, S S |
| University: | Ch Charan Singh Haryana Agricultural University |
| Language: | English |
| 412 | |
| Researcher: | Sethi, Bhal Chand |
| Guide: | Poonia, S R |
| University: | Ch Charan Singh Haryana Agricultural University |
| Language: | English |
| 413 | |
| Researcher: | Dutta, Munindra Nath |
| Guide: | Minhas, R S |
| University: | Himachal Pradesh Krishi Vishwavidyalaya |
| Language: | English |
| 414 | |
| Researcher: | Verma, Kartar Singh |
| Guide: | Bhandari, A R |
| University: | Himachal Pradesh Krishi Vishwavidyalaya |
| Language: | English |
| 415 | |
| Researcher: | Saini, Jiwan Parkash |
| Guide: | Chaker, I S |
| University: | Himachal Pradesh Krishi Vishwavidyalaya |
| Language: | English |
| 416 | Phosphorus uptake by chickpea as affected by soil and plant characteristics |
| Researcher: | Ghosh, Ranendu |
| Guide: | Ghosh, G |
| University: | Indian Agricultural Research Institute |
| Language: | English |
| 417 | Phosphorus availability in some alfisols of Bihar as aggected by liming and fertilizer application |
| Researcher: | Singh, B P |
| Guide: | Sarkar, M C |
| University: | Indian Agricultural Research Institute |
| Language: | English |
| 418 | Phosphate equilibria and its availability in salt affected soils |
| Researcher: | Singh, Rama Kant |
| Guide: | Sengupta, M B |
| University: | Indian Agricultural Research Institute |
| Language: | English |
| 419 | Phosphate sorption by soils as a measure of phosphate requirement for pulse crops |
| Researcher: | Singh, Sukhwinder |
| Guide: | Rishi, A K |
| University: | Indian Agricultural Research Institute |
| Language: | English |
| 420 | Activity and fate of common surfactants in pesticide emulsifiable concentrates |
| Researcher: | Choudhury, D |
| Guide: | Parmar, B S |
| University: | Indian Agricultural Research Institute |
| Language: | English |