Feedback mechanism

Bibliographic Details
Main Author:	Oliva, Lydia P.
Other Authors:	Dy, Mary Ebitha Y., jt. auth, Dept. of Agriculture, Bureau of Agricultural Research
Format:	Book
Language:	English
Published:	Philippines Dept. of Agriculture, Bureau of Agriculture Research 1991.
Series:	On-farm research manual module 4.
Subjects:	Research > feedback mechanism.