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 - Lapitan, Lorenzo C. ([College, Laguna] University of the Philippines at Los Baños, 1989)
Title from cover.
Keywords: Cropping systems -- Philippines -- Data bases; Cropping systems -- Data bases