The focus of rice corn field management in high temperature weather? Do you know these? Although people are very tired in hot weather, crops can not be ignored, and health is the most important. In general, summer crop management must master a principle: to ensure the application of pesticides, crops, environmental safety and pests and diseases, and then detailed by Xiaobian Introduce you!
Selection of pesticides: pesticides should use high-efficiency, low-toxicity and low-residue pesticides to ensure the maximum effect of crops after use. Especially when rice enters the tillering period in high temperature period, it is more important to control rice sheath blight and rice blast, so we must select them in time. Pesticides are sprayed and controlled. In this period, corn is the main disease of the big bell mouth disease prevention and control. It is corn glutinous rice, and it can choose the special pesticide for prevention and treatment.
Time: It is best to spray pesticides in summer and in the morning and evening. At the latest in the morning before 11:00, after 4:30 pm, the first is to ensure the safety of pesticides. The second is that when the temperature is high, the pests will enter the dormant period, and the efficacy will be reduce.
Water must be suitable: the ratio of pesticides is very important, especially the control of water must be appropriate, to ensure a good proportion to achieve maximum results.
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