基于GIS的黄土丘陵区土壤水库蓄水时空变异特征.pdf

213 V ol . 2 1 N o. 3 2007 6 J our nal of Soil and Water Co nser vation Jun . , 2007 GIS 1 1 2 1 焦　峰 , 温仲明, 王　勇, 陈云明 ( 1. , , 712100; 2. , 030600 : , G IS , - - , ; : 0 60 cm , , ; , ; 60 120 cm , , ; , ; 120 200 cm , , ; , ; 200 300 cm , , ; , ; 300 500 cm , , ; , ; , : G IS; ; ; : S 152 . 7 ; S 165. 25 : A : 1009-2242( 2007 03-0128-05 Spatio-Temporal Variation of Soil Water Reservoir Capacity on Loess Hilly Region Using GIS Techniques 1 1 2 1 JIA O Feng , WEN Zhong-ming , WA N G Y ong , CHEN Yun-m ing ( 1. , , I nstitute of Soil and W ater Conservation N orthw est A F University Chinese A cademy of Sciences and M inistry of W ater Resources, Yangling , Shaan i 712100; 2. B ureau of H y drology and Water Resources of the M idd le Yellow River , J inz hong , Shan i 030600 A stract: Soil w ater is crucial to plant g row t h and plays a vital role in re-veg et at ion . Based on spat ial dat abases and sampled soil moist ure dat a, a method w as developed to relate the sampled soil w ater dat a t o diff erent com bina- - - , tions of land t ype l