温室黄瓜受冻后叶面喷肥好冬季栽培黄瓜，如遇连阴天或雨雪天，温室内出现低温，光照不足，有时会发生冻害。为此，可对黄瓜进行叶面喷肥。可用于黄瓜叶面喷施的肥料有：尿素、白糖、磷酸二氢钾、硝酸铵、氯化钙、过磷酸钙、赤霉素、钙镁磷肥、硼酸、草木灰等。但用于黄瓜... Cucumber greenhouses by the foliar spray good winter cucumber cultivation, in case of cloudy or rainy days, the greenhouse temperature, lack of light, and sometimes freeze damage occurs. To this end, the cucumber can be foliar fertilizer. Cucumber foliar spray can be used for fertilizer: urea, sugar, potassium dihydrogen phosphate, ammonium nitrate, calcium chloride, superphosphate, gibberellin, calcium magnesium phosphate, boric acid, ash and so on. But for cucumber ...