Characteristics of Low Temperature in Spring and its Effect on Crops Seeding Dates in 2013 in Heilongjiang Province
JIANG Li-xia, WANG Ping, WANG Dong-dong, LIAN Ping, WU Shuang, ZHANG Xue-mei,YAN Ping, LI Xiu-fen
Chinese Journal of Agrometeorology . 2019, (02): 114 -125 .  DOI: 10.3969/j.issn.1000-6362.2019.02.006