陕北地区植被指数对水热条件变化的响应及其时滞分析
吴丽丽,任志远,张翀
Response of NDVI to Temperature and Precipitation Changes and Its Lag Time 
in North Shaanxi
WU Li li,REN Zhi yuan,ZHANG Chong
中国农业气象 . 2014, (01): 103 -108 .  DOI: 10.3969/j.issn.1000-6362.2014.01.016