Temporal and Spatial Variation of Safe Sowing Date in Different Rice Cultivation
Zones in Sichuan
SUN Yuan yuan, SUN Yong jian, QIN Jian, YANG Zhi yuan, CHEN Lin, XU Hui, MA Jun
Chinese Journal of Agrometeorology . 2013, (01): 58 -63 .  DOI: 10.3969/j.issn.1000-6362.2013.01.009