Factors influencing agricultural knowledge adoption level, average rice yield, participation level and perception level of small-scale rice farmers a case study of Samahang Nayan members in Leyte, Philippines / [microform] :
by Eliseo Ramirez Ponce
- Ann Arbor, Mich. : University Microfilms International, 1981
- 1 microfilm reel : positive ; 35 mm.