Diseases and Insect Pests Prevention and Harvesting of Mushrooms

1. Disease Prevention and Control The diseases of edible fungus mainly include brown spot disease, also known as fish eye disease, which can be endangered from the seedlings to the end of harvest, and mainly damage the leaves. In the early stages of the damaged leaves, there were purplish-red water-soaked dots and depressions that gradually expanded. In severe cases, there are more than one hundred lesions that can merge together to form large lesions (not easy to perforate) and cause premature leaf failure. The main control methods: with non-Coleoptera, non-fallen Kwai crop rotation; 100 times formalin treatment of seeds for 0.5 to 1 hour, eliminating seed carriers; in case of abnormal weather such as high temperature and humidity, with 1:3:200 times Bordeaux liquid spray protection; In the initial stage of the disease, spray 65% ​​of the dexamethasone WP 600 times or 50% of the dexamethasone WP 800 times, once every 7-10 days for 2-4 consecutive times.

2, harvested edible fungus leaves and tender shoots can be eaten, shoots mainly for food shoots, 30 cm after the height of the seedlings, leaving 3 leaves to pick up the tip of the head, select the strong growth buds shoots, the rest erased , New shoots and then pick 2 to 4 strong side or new shoots, growth potential weakened later, you can retain 1 to 2 strong buds or shoots after pruning, in order to maintain the leaves big shoot strong. It is generally harvested once every 7 to 10 days, and the output can reach 1500 to 2500 kg per 666.7 square meters. When harvesting young leaves, leave the main vines and a side vine on the base. When the plants reach the top of the roof, take a topping again. Select the strong buds or new vines from the base of the main vines. After the main vine leaves are harvested, close to the new vines. Cut it off. It is collected once in 10 days in the early stage and once in 5 to 7 days in the later period. The output is 66 to 2000 kg per 666.7 square meters.

3. The preserved species of the edible fungus are self-pollination crops. The varieties are relatively simple and can be preserved and cultivated without isolation. Plants should generally be planted in spring sowing plants with a spacing of (26-40) (50-60) cm. Select plants with strong growth potential, robust and disease-free plants, large and thick leaves, tender, soft, smooth, and in line with the characteristics of this species. When the vines were extended in June, the vines were removed and many branches were formed. As the fungus grows one after another, the seeds of the fruit ripen one after another, so it should be harvested in several stages.

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