Early
Pest control measures. Peach sex attractor was set up for measurement. According to the degree of harm of spider mites, aphids and leaf curlers, it is determined whether to prevent or treat them. Prevention and control of spider mites spray 15% of Lingchun EC 2000 times, or 1.8% of abamectin wettable powder 4000 times. Prevention of lepidopteran pests such as peach borer, spraying 25% diflubenzuron 3x suspension 1500x, or 20% diflubenzuron suspension 4000x.
Check the incidence of apple rot disease and remove dead branches. Spray 1:2:200 times Bordeaux mixture and spray once every 20 days. If it rains in the middle, the fruit should be sprayed once after the rain. After the rain, the tree trays were treated with pesticides to prevent peach fruit carp unearthed. The agent was phoxim microcapsule 200 times liquid.
Under the tree management measures. When the soil climate is too dry, it is timely flooded and cultivated.
Tree management measures. Summer pruning, control upright branches, competition branches, solve the light problem. The Marshal system continues to be carved in the main ring.
Mid-term
Pest control measures. To prevent fruit and leaf diseases, spray 50% iprodione WP to 1500 times, or 80% carbendazim WP to 1500-2000 times, or 1.5% to Polymycin WP to 400 times. Continue to prevent lepidopteran pests such as peach borer, spraying 25% Diflubenzuron No. 3 suspension agent 1500 times, or 20% diflubenzuron suspension agent 4000 times. Spray 300 times of calcium nitrate, or 500 times of available calcium to prevent calcium deficiency. Spraying 0.3% ferrous sulfate to prevent yellow leaf disease.
Under the tree management. After the purchase and sale of wheat straw, it was crushed and an appropriate amount of decomposed human urine and urine piled up was added. After 15 days, the straw was covered with wheat straw, which was more than 10 cm thick. Timely irrigation, cultivating grass.
Tree management measures. Check the girdling and peeling, if it is not healed and wrapped with plastic cloth, remove the plastic cloth immediately after the wound is flat. After irrigation, a second girdling of the girdled tree in late May was performed.
Late
Pest control measures. According to the sex attractant prediction, timely release of Trichogramma, control the damage of leaf roller moths. When the peach sex attractant was induced to overwinter adult male moths, the soil was treated with phoxim microcapsule 200 times solution; when the number of male moths increased sharply, diuretic or Bt emulsion was used for the control of the tree crops. Using a small pear, small peach, apple leaf roller moth sex attractant, to kill. Using the chemotaxis of pests, kill with apple cider vinegar or sweet and sour liquid. Spray 1:2:200 Bordeaux mixture. When spider mites reached the average control index of 2 leaves, spraying 15% Fuling EC 2000 times, or 1.8% abamectin wettable powder 4000 times.
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