1Yong-Mei Zhang,Ning Wu,Guo-Yi Zhou,Wei-Kai Bao.Changes in enzyme activities of spruce ( Picea balfouriana ) forest soil as related to burning in the eastern Qinghai-Tibetan Plateau[J].Applied Soil Ecology.2005(3) 被引量:1
2Robert H. Wanvestraut,Shibu Jose,P.K. Ramachandran Nair,Barry J. Brecke.Competition for water in a pecan (Carya illinoensis K. Koch) – cotton (Gossypium hirsutum L.) alley cropping system in the southern United States[J].Agroforestry Systems.2004(2) 被引量:1
3M. R. Rao,P. K. R. Nair,C. K. Ong.Biophysical interactions in tropical agroforestry systems[J].Agroforestry Systems (-).1997(1-3) 被引量:1