Rice in the Tropics/Hybrid Rice/Rainfed Agriculture – Textbooks various dates
Rainfed Agriculture in Asia and The Pacific. Papers and Proceedings on the ADB Regional Seminar, Manila. Pbl April 1989. 644 pages. Hybrid Rice, pbl.1988 Proceeding from a Symposium on Hybrid Rice, Changsha, Hunan, China, 6-10 October 1986.