selected papers from the First International Symposium on Paddy Soil Fertility, Chiang Mai, Thailand, 6-13 December 1988 Samarn Panichapong Wada, Hidenori The Paddy Soil Fertility Workiing Group The International Board for Soil Research and Management The Soil and Fertilizer Society of Thailand (SFST) text Chiang Mai IBSRAM 1991 monographic eng 424 p. organized by The Paddy Soil Fertility Working Group, supported by The Soil and Fertilizer Society of Thailand ... [et al.] ; science editor, Samarn Panichapong, Kidenori Wada, publication editors ; Colin R. Elliott, Robin N. Leslie This is the 1991 version of the selected papers from the first international symposium on paddy soil fertility in 1988. The papers are divided in 5 sections; rice and soil, sustaining chemical soil fertility, soil fertility and biological inputs, fertilizer and paddy soil fertility, and management of physical soil properties. Rice Soils Tropics Congresses Soil management Tropics Congresses Mo.no.2 |||||| 20260709145502.0 2407