这是倒春寒。
倒春寒发生时，大叶黄杨再次发生光抑制现象。
But photoinhabition would take place again when low temperature happened in late spring.
在我国北方马铃薯一作区也同样由于倒春寒的影响对正值出苗期的马铃薯造成严重冻害。
The potatoes create the serious freeze injury to just when the time of emergence potato because of the similarly spring cold weather in the north part of our country.
利用六枝特区1988 - 2008年的日平均气温、降水资料以及同期的小麦产量数据，分析了倒春寒天气特征及其与小麦产量的关系。
The data of daily mean temperature, precipitation and wheat yield in Liuzhi special zone from 1988 to 2008 were used to analyze the relationship between lower temperature in spring and wheat yield.
利用六枝特区1988 - 2008年的日平均气温、降水资料以及同期的小麦产量数据，分析了倒春寒天气特征及其与小麦产量的关系。
The data of daily mean temperature, precipitation and wheat yield in Liuzhi special zone from 1988 to 2008 were used to analyze the relationship between lower temperature in spring and wheat yield.
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