干旱半干旱地区华北落叶松人工林不省略壤水文研究以塞罕坝机械林场为例邵仁旭.pdf

33 5 Vol.33 No.5 20 1 0 9 J OURNA L OF AGRICULT URAL UNIVERSIT Y OF H EBEI 　 　 Sep .2 0 1 0 :1000-1573(2010)05-0080-04 ———以塞罕坝机械林场为例 1 2 1 3 4 4 ① 邵仁旭, 　翟洪波, 　谷建才, 　姚　凯, 　李　良 , 　呼和牧仁 (1. , 071001;2., 100714; 3., 0 84 ;4. , 010019) :、、, 3 3 , :, 134.25 g/cm ; 2 2 3 990 /hm (3), 122.05, 70.59 t/hm ;3 2.4 , , 0.90 。 　　:;; :S 152.7 :A Study on soil hydrology of Larix p rincip is .rupp rechtii Mayr plantations of different densities in arid and semi-arid areas ———A case study of Saihanba Machine Forest Farm 1 2 1 3 4 4 SHAO Ren-xu , ZHAI Hong-bo , GU Jian-cai , YAO Kai , LI Liang , HUHE Mu-ren (1.Forestry College, Agricultural University of Hebei, Baoding 071001, China; 2.Academy of Forest Inventory and Planning, S tate Forestry Administration, Beijing 100714, China; 3.Saihanba Machine Forest Farm of H ebei, Chengde 0 84 , China; 4.College of Ecology and Environmental Science, Inner Mongolia Agricultural University, Huhhot 010019, China) Abstract :Water is a major limiting factor for plant growth in the arid and semiarid areas, Soil hydrology research has important significance on forestry production and ecological protection in these areas.This paper studies soil hydrology effect of three different densities of L ar ix p r incip is-rup p recht i i forest in Saihanba mac