| 41 | |
| 42 | |
| Language: | English |
| 43 | |
| 44 | |
| Language: | English |
| 45 | |
| 46 | |
| Language: | English |
| 47 | |
| 48 | |
| Language: | English |
| 49 | |
| 50 | Phosphorus availability to pulse crops from phosphatic fertilizers at different moisture regimes |
| Language: | English |
| 51 | |
| 52 | To effect economy and to increase efficiency of nitrogenous ferilizers |
| Language: | English |
| 53 | Phosphate fertilization: Main effect and residual effect on a tropical vertisol |
| 54 | Studies on residual effect of triazines application to maize on succeeding crops |
| Language: | English |
| 55 | Studies on the fate of applied nitrogen in salt affected soils of the Punjab |
| 56 | Studies on the efficacy of different forms of urea at various nitrogen levels for low land rice |
| Language: | English |
| 57 | Studies on the management of nitrogen and phosphorus fertilizers in rice based cropping systems |
| 58 | |
| Language: | English |
| 59 | Increasing nitrogen use efficiency in transplanted rice by modified urea materials |
| 60 | Evaluation of press mud cake (PMC) as a source of phosphorus for sugercane |
| Language: | English |