Pumpkin planting: what to control pumpkin spot disease?
What to control pumpkin spot disease? What is pumpkin spot disease? Please introduce pumpkin spot disease is mainly harmful to leaves and rachis. The leaf spot is round to subcircular or irregular. The leaf margin is dark brown, the boundary of the healthy part is obvious, there are small black spots in the center of the disease spot, and when the leaf spot is serious, the leaf spot fuses, resulting in local death of the leaf. The rachis or flowers are black and brown rotten. The occurrence of pumpkin spot disease is mainly in the greenhouse from April to May, or when the cultivation density is high. Pumpkin spot disease can be controlled with reference to the following methods: 1. Pay attention to improving the permeability between plants. 2. In the early stage of the disease, spray 70% methyl thiophanate (methyl thiophanate methyl) wettable powder 800x liquid, 75% chlorothalonil wettable powder 800x liquid, 50% carbendazim wettable powder 400kw 500x liquid, 50m propofol wettable powder 1500 times liquid, once every 7Lv for 10 days, spray 2ml 3 times in a row. Click to get more pumpkin planting techniques click to get more vegetable planting techniques
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Towel gourd cultivation: how to prevent premature senility in summer?
How does summer towel gourd prevent and cure premature senility? Please introduce the prevention and control methods in summer with the change of temperature, light and other environmental factors, towel gourd plant stems and leaves grow fast, root aging fast, if not managed properly, it is easy to cause plant premature senescence. Towel gourd premature senility can be prevented with reference to the following methods: reasonable retention of melons: vegetable farmers in.
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Leek planting: how to grow leek in greenhouse in autumn and winter?
How to plant leek in greenhouse in autumn and winter? Please introduce the planting method of leek in greenhouse in autumn and winter. Planting leek in greenhouse in autumn and winter can refer to the following methods: 1. Select excellent varieties that can grow continuously without dormancy in winter. 2. The cultivation of strong roots is the basis of high yield and high benefit. The main thing is to grasp.
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