Students of IAASPaklihawa, Nepal have carried out 6 months long projects on Low cost demand fish feeder. 

Here is a short clip on research carried out by Anil Gautam and Keshav Lamsal; students of IAAS Paklihawa on- Low cost demand fish feeder, at IAAS paklihawa and on Farmer's field. 

Click the link for video: 

https://youtu.be/x1NtMVFb9Ms