May Fruit Pest Control Ideas
May is the most critical period for the growth of vegetative growth and fruit growth in the fruit cycle of most fruit trees. Since the temperature rises rapidly in May, the rainfall is high and the plants grow vigorously, which is very suitable for the occurrence and harm of fruit tree diseases and pests. It is a fruit tree in a year. In the key seasons of pest control, the majority of farmers in Greece will strengthen field investigations, seize the appropriate period for the prevention and control of disease and pests in fruit trees, adopt effective integrated prevention and control measures, and minimize the damage caused by pests and diseases.
1. Strengthen agricultural prevention and control: Clear drainage drainage in a timely manner in the rainy season, pay attention to sorghum cultivation; Early orchard-falling orchard, combined with pest control and spray high quality organic leaf fertilizer (Guangguang amino acid, amino acid calcium, green Fenwei 2 Etc.) Strengthen the thinning and thinning of fruits and control the shoots; timely cut pests and branches.
2. Use of physical control to trap and kill pests: In early May, the insect traps will be hung from the beginning of each month. Generally, one lamp per 20 mus can effectively kill most of the pests of moths, beetles, diptera, and homopterans and reduce the use of pesticides. frequency.
3. Use high-efficiency, low-toxic and pollution-free safe pesticides for chemical control:
(1) Pear Orchard: Pygmy crickets, Pears, Pears, Aphids, etc. In mid-May, use 5% acetamiprid 3000 times avermectin 3000 times 70% tebuconazole 5,000 times (or 20% triadimefon EC 1500 times plus 70% thiophanate-methyl WP 1000 times plus the country's light amino acid 1000 times prevention, spray once every 10 days; 5 days after spraying pear fruit is not bagged, should be sprayed again before bagging.
(2) Grape: In the grape before and after flowering, it is mainly used for diseases such as cobs, brown rot, white rot, gray mold, downy mildew, and black pox, and insect pests such as winged moths, scarabs, leafhoppers, and cockroaches. Spray 70% pyrimethanil 1500 times or 50% iprodione urea 1000 times or 25% bacilliocin 1500 times against botrytis after the new shoots are sprayed; and add 10% difenoconazole water dispersant to the medicament 2,000 times or 800 times or 70% of Prosperous zinc WP 600 times or 70% to kill 800 times against Panicle brown blight, anthrax, etc., add 70% tebuconazole 5000 times or 40% Fuxing 6,000 times Prevent blackpox disease. If there is leaf aphid, whitefly, scale insects and other pests, with 22% cyanogen chloride. Chlorpyrifos EC 1000 times plus 5% Acetamiprid EC 3000 times. Prevent grape size, spray 21% rich boric acid 1000 times plus 0.1% brassinolide 10,000 times.
(3) Peach, plum, plum, etc.: The major pests and diseases are brown rot, sore eggplant, gray mold, peach aphid, aphids, mulberry, leafhoppers, leaf nails, etc., the use of 5% acetamiprid EC 3000 Abamectin 3,000 times plus 70% thiophanate-methyl WP 800 times plus the national amino acid 1000 times, Botrytis cinerea should add 70% pyrimethanil 1500 times, spray once every 10 days, even spray 2 -3 times.
(4) Citrus: mainly to prevent and control submerged leaf aphids, cockroaches, scale insects, black locust whitefly, resin, acute deciduous anthrax, sore eggplant, canker, brown spot, etc.; When about 1 cm long, spray 70% thiophanate-methyl WP 800 times (or 20% chloramphenicol WP wettable powder 1000 times and other broad-spectrum bactericide) plus 2% abamectin EC 3000 times 5% pyridine Insecticide EC 3000 times plus chlorpyrifos 1000 times plus national amino acid 1000 times, sprayed every 7 days.
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