00726nam a22002057a 4500 56803 56803 BD-DhIDS 20260517154255.0 260517b1977 ph ||||| |||| 00| 0 eng d BD-DhIDS BD-DhIDS BD-DhIDS 016.63153 RAM International bibliography on cropping systems 1977 / Mila Medina Ramos; compiler Manila : International Rice Research Institute, 1977 xv, 239 p. : 30 cm. Includes bibliographical references and index. Bibliographies Crop production Agronomy Soil Economic aspects Ramos, Mila Medina compiler International Rice Research Institute ddc BK 0 0 ddc 0 0 NFIC BIDSLDC BIDSLDC 2026-05-17 016.63153 RAM 047798 2026-05-17 C-01 2026-05-17 BK