Correlative research on rhizosphere soil enzyme activities and available trace elements under reduced solar irradiance
WU Fangfang, ZHENG Youfei, WU Rongjun, LI Ping
Ecology and Environment . 2012, (4): 595 -600 .  DOI: 10.16258/j.cnki.1674-5906(2012)04-0595-06