Productivity differentials of rice production in the Ilocos region and Cagayan Valley. -- 1971.

Productivity differentials of rice production in the Ilocos region and Cagayan Valley. -- 1971.

Bibliographic Details
Main Author: Pasco, Angelina M
Format: Thesis
Language:English
Subjects:
Rice > Philippines > Ilocos region.
Rice > Philippines > Cagayan Valley.