大兴安岭落叶松林土壤水分变化规律研究
刘海艳, 魏江生
The Variety Regulation Researeh of the Soil Humidity of the Shed Leaves Pine the Wood in the Daxinganling
LIU Hai-yan, WEI Jiang-sheng
华北农学报 . 2005, (S1): 81 -84 .  DOI: 10.7668/hbnxb.2005.S1.022