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黑龙江省春季低温指数及其对作物产量的影响
田宝星,于 敏,李浩然,殷世平,李宇光,纪仰慧
The Lowest Temperature Index in Spring and Its Effects on Crop Yield in Heilongjiang
中国农学通报 . 2018, (25): 93 -99 .  DOI: 10.11924/j.issn.1000-6850.casb17060081