缙云山不同类型植被坡面土壤水分特征杨进怀1水土保持研究.pdf

14 6 Vo l. 14 No . 6 2007 12 Research of So il and Water Co nserv atio n Dec. , 2007 * 1, 2 3 1 杨进怀 , 孙艳红, 张洪江 1. , 100083; 2. , 100038; 3. , 102 100) : , : 1) 186. 40 ~ 245 . 47 mm , 7 8. 13~ 174. 37 mm; 2) 15@ 102 kP a) 3) , , , , , , 4) , - - : ; ; ; : S714 : A : 1005- 3409 2007) 06- 0131- 04 The Soil Water Characteristics of Several Woodlands in Jinyun Mountain 1, 2 3 1 Y A N G Jin- huai , SU N Y an- hong , Z H A N G H ong-jiang ( 1. College of S oil and Water Conserv ation , Beij ing For es try Univ ers ity , Beij ing 1000 83, China; 2. Beij ing Water D ep artment , Beij ing 1000 38, China; 3. Yanqing Water Dep ar tment, Yanqing , Beij ing 102100, China Abstract: T he impacts of diff erent w oodlands o n so il w ater in Jiny un mountain of Chongqing cit y w ere studied . T he results show ed that t he soil max imal ho lding capacity is fro m 186 . 04~ 245 . 47 mm , the so il eff ectiv e ho lding capacity is from 7 8. 13~ 174 . 37 mm . T her e w as a hig h funct ion co rrelatio n betw een the so il moistur e content and soil suction during the low and medium so il suctio n 15 @ 102 kPa) . When t