Soil moisture variation patterns of steep slope in the loess region in northern Shaanxi province
ZHAO Leilei, ZHU Qingke, NIE Lishui, QIN Wei, ZHAO Yanmin, ZHAO Hui
Ecology and Environmental Sciences . 2012, (2): 253 -259 .  DOI: 10.16258/j.cnki.1674-5906(2012)02-0253-07