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如何正確控制菊花的花期

發布時間: 2020-11-06 18:06 信息來源: 亞博APP 責任編輯: 中國園林 點擊量: 1

如何正確控制菊花的花期

菊科植物生長發育與環境條件(突出的主導條件是光照和溫度)是矛盾統一的關系。菊花在自然環境1天24小時常溫中,光照達12小時以上的長日照條件下營養生長正常,而生殖生長則需在12小時以下的短日照條件下才能正常進行。同時還受到溫度條件的制約。菊花的花期控制即催延花期,需求將菊花一般品種和特殊品種的生長發育習性與環境條件矛盾的統一,才能適時適地催延花期。

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來源: 湖南省林業局  http://lyj.hunan.gov.cn/ 時間: 2020-10-28

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