TY - BOOK AU - Yuangang H AU - Qiubo C AU - Wei L AU - Zhaomu L AU - Zhengzao C TI - Soil fertility evolution and correlation with leaf nutrient contents in rubber plantation in Hainan, China PB - IRC 2012. International Rubber Conference, 28-31 October 2012, Kovalam, India, Rubber Research Institute of India, Kottayam and IRRDB, Malaysia: Abstracts. pp.131 KW - Soil fertility ER -