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随着气温的回升,棉花播种在即,为了减轻病虫危害,特提出以下综防意见。一、苗期病害棉花苗病主要是立枯病和炭疽病,常年造成不同程度的危害,严重地块造成缺苗断垄。对此应采取以下措施:1、晒种。于播前10天左右,选晴朗天气将选好的棉种连晒4—5天,以上午10点至下午4点为宜。晒种时要摊薄、勤翻动,不要晒在水泥地上。此项措
With the temperature rise, cotton sowing soon, in order to reduce pests and diseases, especially put forward the following preventive advice. First, the seedling disease Cotton seedling disease is mainly blight and anthracnose, perennial caused varying degrees of harm, resulting in severe shortage of seedlings broken ridge. This should take the following measures: 1, sunning. About 10 days before sowing, choose the sunny weather will be selected cotton even 4-5 days to 10 o’clock in the morning to 4 o’clock in the afternoon is appropriate. Dilute when basking, ground flip, do not bask in the concrete floor. This measure