Identification of Thermal Indexes and Region Division of the Main Cultivated Rice Varieties in Heilongjiang Province
NAN Rui1,GAO Yong-gang1, HAN Jun-jie1,CHI Li-yong2(1. Institute of Meteorological Sciences of Heilongjiang Province,Harbin 150030, China; 2. Institute of Crop Cultivation and Farming Systems, Academy of Agricultural Science of Heilongjiang Province)
Chinese Journal of Agrometeorology . 2007, (04): 436 -439 .