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梨花冻了怎么办
更新时间: 2020-10-31 00:00:00  

受冻梨花在花托尚好的情况下,喷撒50~100ppm赤霉素(GA_4+7),能够挽回产量,并加强肥水管理,促进果实生长。通过增加单果重,提高果品等级率,挽回霜冻损失。

梨花,蔷薇科梨属,梨树的花朵。梨树,落叶乔木,叶圆如大叶杨,干有粗皮外护,枝撑如伞。春季开花,花色洁白,如同雪花,具有浓烈香味。

关键词: 梨花 怎么办

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