August Field Management Points for Vegetables
In August, due to persistent high temperatures, strong sunlight, drizzly fall, and heavy rains, the management of vegetable fields was particularly stringent. It was necessary to strengthen vegetables in particular against drought, floods, top dressing, weeding, flowering, fruit preservation and pest control. .
Tomato early control of fertilizer and water. After fruit set, fertilizer is applied in a timely manner to prevent and control early blight, cotton rot, virus disease, aphids and cotton bollworm.
For chili peppers cultivated in early spring for continuous cultivation, care should be taken to strengthen the management of fertilizers and waters to keep the soil moist and pay attention to the prevention and control of tobacco insects. Autumn chilli peppers and autumn peppers are postponed, and emphasis is placed on the prevention and control of viral diseases and epidemics. It is necessary to do a good job of shading the seedlings and see if the seedlings are topdressed and watered, and they must not be short of water.
Eggplant replanted eggplant should strengthen fertilizer and water management, keep it moist, and strengthen the control of Verticillium wilt, cotton rot, and brown zebra disease. Autumn eggplant or late autumn eggplant, about 10 days after planting, strengthen fertilizer management. Drought with fertilizer irrigation. Drain immediately after heavy rain.
After the fall of the cucumber, the focus is on pest control. When 2 or 3 true leaves were used, spraying downy mildew was applied every 7 days. 3 to 4 true leaves, spraying 40% ethephon 100 mg/liter 2 times, sprayed every 2 days.
The key to autumn zucchini is to prevent the occurrence of viral diseases. During the early growth period, it is important to prevent and control aphids. After the storm, drain the drains and fill the water. After intensive cultivation, especially watering, topdressing and raining, cultivators should be cultivated once in a row.
Autumn squash was cut off from the end of July to the beginning of September withered vines, leaving 1 to 2 strong buds left base, applied to a concentration of 30% of the decomposed human urine and keep the soil moist.
Melon melon melons can be combined with drought resistance in the middle growth period, and 30% of the decomposing human and animal wastes are topped off. Climb melons, use irrigation ditch irrigation drought, but can not flood irrigation. Keep the surface wet. Melon cover grass sunscreen, grass mat grass erosion and insect damage.
The live melons were watered when they were hot and drought, and they used "dark water" methods. After the rain, it is necessary to clear the trenches in time, especially after heavy rain. It is best to use well water or deep river water to prevent the rain from clearing the leaves and affecting fertility. After top-dressing, watering, and especially after heavy rain, cultivators must be cultivated in a timely manner. Pay attention to timely control of pests and diseases.
Before the flowering of the kidney bean, the seedlings of the cultivator are mainly cultivators, and the soil is kept moist after the pods are harvested. Each harvest is harvested for 2-3 times and the manure is applied once. The main vines are topped in time and the lower yellow old leaves are promptly removed to prevent and control rust.
Summer cabbage and early autumn Chinese cabbage pay special attention to the occurrence of pests such as soft rot and Spodoptera litura. Before planting a live tree, it should be watered with drought and seedlings sooner or later. Before and after the rosette period, water often to keep the soil moist. The beginning of the heart, pay attention to water and drought.
Early autumn radish always keeps the soil moist. Watering in time. Special attention should be paid to the prevention and control of pests and diseases. After germination, 2.5 kg of trichlorfon powder should be applied to every 667 square meters and 3.5 kg of trichlorfon powder must be sprayed to prevent and control fleas. After spraying leaves, 40% Dimethoate 1000 times is used to control locusts. Spray 90% of trichlorfon 800 times and 80% of EDFO 400 times to control other pests and downy mildew.
The celery must be covered with shade nets or straw curtains in time to increase the top dressing and watering to keep the soil moist. Timely prevention and control of aphids, soft rot, leaf spot and other pests and diseases.
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