Productivity and protectiveness of different density combinations of Kakawate (Gliricidia Sepium Jacq. Steud) and corn (Zea Mays L.) in an alley cropping scheme under two slope gradients

書誌詳細
第一著者: Lapitan, Lorenzo C.
フォーマット: 図書
言語:English
出版事項: [College, Laguna] University of the Philippines at Los Baños 1989.
シリーズ:(Database series / Renewable Resource Economics and Management Research Program no 89-10).
主題: