Search Results       Your search for [subject]Cropping systems04 returned 1 record.           Rice research and production in China: an IRRI team's view. Los Baños, Laguna, Philippines: International Rice Research Institute (IRRI), 1978. Subject: Rice variety04; Rice research -- Production -- China04; Cropping systems04; Soil and crop management.          Add to Book Cart Relevance: 21.48%