THE EFFECT OF PHOSPHORUS DEFICIENCY STRESS ON ACTIVITIES OF ACID PHOSPHATASE IN DIFFERENT CLONES OF CHINESE FIR
LIANG Xia, LIU Ai-Qin, MA Xiang-Qing, FENG Li-Zhen, CHEN You-Li
Chin J Plan Ecolo . 2005, (1): 54 -59 .  DOI: 10.17521/cjpe.2005.0008