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使用薄膜育秧具有防止烂秧、提早插秧和早熟增产的作用,但薄膜育秧也常发生死苗现象。死苗原因何在?如何防止死苗?下面介绍我们在这方面的作法和体会:一、低温死苗常见的低温死苗现象可分为三种类型:(一)病害。主要是霉病和立枯病。立枯病主要是脱水引起的,常与霉病混合发生。霉病是随薄膜育秧的推广而出现的一种病害。发生霉病的时间与寒潮同时出现。在
The use of film seedling with rotten seedlings to prevent, early planting and early maturity stimulation, but the film seedlings often happen dead seedling phenomenon. Why death? How to prevent dead seedlings? Here are our practices and experience in this regard: First, the low temperature dead seedlings common low temperature dead seedlings phenomenon can be divided into three types: (A) disease. Mainly mildew and blight. Blight is mainly caused by dehydration, often mixed with mildew occurred. Mold disease is a disease that occurs with the promotion of film seedlings. The onset of mildew occurs simultaneously with the cold wave. in