| 1 | economic analysis of production and yield constraints of rope and mustard production in Rajasthan |
| Researcher: | Raj Kumar |
| Guide: | Sharma, P M |
| University: | RAJASTHAN AGRICULTURE UNIVERSity |
| Language: | English |
| 2 | Agricultural marketing in Bihar with special reference to Bihar State Agricultural Marketing Board |
| Researcher: | Prasad, Raj Kumar |
| University: | Magadh University |
| Language: | English |