The activities and integrated evaluation of soil enzymes of different agroforestry patterns of Ginkgo biloba L.
WANG Guibin , CAO Fuliang , CHENA Peng , CHEN Lei , DAI Biao , LI Qun
JOURNAL OF NANJING FORESTRY UNIVERSITY . 2010, (04): 1 -6 .  DOI: 10.3969/j.jssn.1000-2006.2010.04.001