Hello Aspirant

Glad to know you are focussing on a secured career. As per your query, top 3 agricultural engineering colleges are

Top agriculture engineering colleges in India are-

1. Integral university, lucknow

2. Banaras hindu university, varanasi

3. Indian institute of technology, madras

4. Indian institute of technology, kharagpur

5. Sharda university, greater Noida 

6. GIET university, gunupur