TY - BOOK AU - Wenbin Wang AU - Wei Luo AU - Xiaoping Wu AU - Xuehua Iuo AU - Zuhong Wen TI - Use of 15N as an isotope traceer to study the rubber tree (Hevea brasiliensis): Uptake efficiency of N fertilizer applied at different stages PB - Preprints of papers: International Natural Rubber Conference, 6-8 November 2005, Cochin, India, p.176-182. KW - Isotope tracer ER -