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玉田县保护地蔬菜面积在10万亩以上,由于低温而造成的冷害时有发生,常表现为植株长势衰弱,根系不够发达、花芽分化不良、果实生长不周正,造成萎蔫、叶枯、黄化、花打顶、畸形果和落花、落果症。特别是黄瓜、番茄、芹菜、豆角等蔬菜上发生冷害的现象较普遍,冷害的发生,直接降低了蔬菜品质,造成减产,还可诱发多种病害的发生且易与侵染性病害混淆,导致错误用药防治,错过冷害的防治时机,影响广大菜农的收益。
Yutian County protected vegetable area of 10 mu or more, due to the chilling injury caused by low temperature often occur, often manifested as weak plants growth, root system is not enough developed, flower bud differentiation, fruit growth is not positive, resulting in wilting, leaf blight, yellow , Topped flowers, deformed fruit and falling flowers, fallen fruit disease. In particular, cucumber, tomato, celery, beans and other vegetables chilling injury occurs more common chilling injury occurs, directly reduces the quality of vegetables, resulting in reduced production, but also induce a variety of diseases and easy to be confused with infectious diseases, resulting in Wrong medication prevention and control, missed the chilling injury prevention and control timing, affecting the majority of farmers income.