Hello Abhishek ,

Yes , you can do B.Sc after diploma in agriculture engineering. There are a lot of options for you . Some of them are :-

 - B.Sc In Agricultural Biotechnology
- B.Sc In Agricultural Science & Farm Management
- B.Sc In Soil Science
- B.Sc In Vegetable Science
- B.Sc In Agronomy
- B.Sc In Entomology
- B.Sc In Agroforestry
- B.Sc In Crop Physiology

Hope it helps!!!