| 521 | |
| Researcher: | Ram, Prakash |
| Guide: | Singh, Anoop |
| University: | Chaudhary Charan Singh Haryana Agricultural University |
| Language: | English |
| 522 | |
| Researcher: | Mishra, Hari Shanker |
| Guide: | Rathore, T R |
| University: | Govind Ballabh Pant University of Agricultural and Technology |
| Language: | English |
| 523 | |
| Researcher: | Dybey, Yamuna Prasad |
| Guide: | Pareek, R P |
| University: | Govind Ballabh Pant University of Agricultural and Technology |
| Language: | English |
| 524 | Classification mineralogy and chemical and exchange equilibria of some Sikkim soils |
| Researcher: | Gupta, Raj Kumar |
| Guide: | Singh, T A |
| University: | Govind Ballabh Pant University of Agricultural and Technology |
| Language: | English |
| 525 | Effect of slope aspects and altitudes on the properties of Tehri Garhwal hill soils |
| Researcher: | verma, T P |
| Guide: | Rathore, T R |
| University: | Govind Ballabh Pant University of Agricultural and Technology |
| Language: | English |
| 526 | Effects of different levels of nitrogen and FYM on biological nitrogen fixation in maize Zea mays |
| Researcher: | Barooah, Ratul Chandra |
| Guide: | Laura, R D |
| University: | Ch Charan Singh Haryana Agricultural University |
| Language: | English |
| 527 | |
| Researcher: | Tomar, Akbar Singh |
| Guide: | Verma, O P |
| University: | Jawaharlal Nehru Krishi Vishwavidyalaya |
| Language: | English |
| 528 | Microble activity and nitrogen transformations in low land rice soil |
| Researcher: | Senapati, Hrushikesha |
| Guide: | Behera, B |
| University: | Orissa University of Agricultural and Technology |
| Language: | English |
| 529 | Evalation of leaf and canopy temperatures as indices of soil moisture in maize |
| Researcher: | Mahant |
| Guide: | Aggarwal, G C |
| University: | Punjab Agricultural University |
| Language: | English |
| 530 | |
| Researcher: | Singh, Ramawatar |
| University: | Rajendra Agricultural University |
| Language: | English |
| 531 | |
| Researcher: | Deo, Chandra |
| Guide: | Phulwari Lal |
| University: | RAJASTHAN AGRICULTURE UNIVERSity |
| Language: | English |
| 532 | Effect of salts on soil nitrogen mineralization in presence and absence of crops |
| Researcher: | Dahiya, Dharam Jeet |
| Guide: | Mahendra Singh |
| University: | Ch Charan Singh Haryana Agricultural University |
| Language: | English |
| 533 | Effect of farm yard manure, crop residues and calcium carbonate on the availability of zinc |
| Researcher: | Hans Raj |
| Guide: | Gupta, V K |
| University: | Ch Charan Singh Haryana Agricultural University |
| Language: | English |
| 534 | |
| Researcher: | Chura, Mani |
| Guide: | Minhas, R S |
| University: | Himachal Pradesh Krishi Vishwavidyalaya |
| Language: | English |
| 535 | |
| Researcher: | Kaistha, Brahm Parkash |
| Guide: | Kanwar, B S |
| University: | Himachal Pradesh Krishi Vishwavidyalaya |
| Language: | English |
| 536 | |
| Researcher: | Jain, kailash Kumar |
| Guide: | Nigam, S S |
| University: | Dr Harisingh Gour Vishwavidyalaya |
| Language: | English |
| 537 | |
| Researcher: | Maji, Buddheswer |
| Guide: | Chatterjee, R K |
| University: | Indian Agricultural Research Institute |
| Language: | English |
| 538 | |
| Researcher: | Saha, Sudip Kumar |
| Guide: | Chatterjee, R K |
| University: | Indian Agricultural Research Institute |
| Language: | English |
| 539 | Monitoring of nutrients cycling and residue management in some cropping systems |
| Researcher: | Valayudham, K |
| Guide: | Seth, Jagdish |
| University: | Indian Agricultural Research Institute |
| Language: | English |
| 540 | Uptake of potassium by plants in relation to root-soil behaviour |
| Researcher: | Yadav, R C |
| Guide: | Sengupta, M B |
| University: | Indian Agricultural Research Institute |
| Language: | English |