Soil management for sustainable rice production in the Tropics :  selected papers from the First International Symposium on Paddy Soil Fertility, Chiang Mai, Thailand, 6-13 December 1988 / 
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 
 - Chiang Mai :  IBSRAM,  1991 
 - 424 p. 
<br/><br/> 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. 
<br/><br/><label>Source: </label> 1999-07-27 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Rice--Soils--Tropics--Congresses<br/>Soil management--Tropics--Congresses