1. Prior to the germination of peach trees, 5 Be lime sulfur or 45% crystal lime sulfur was sprayed 50 times to eliminate overwintering locusts, mulberry white scale insects, and the initial infestation sources of brown rot, perforation, and scab.
2. After germination of peach trees to before flowering, spray 15% of Lingling EC 1000-2000 times, or 10% of imidacloprid 3000 times to prevent and control peach aphid, and 50% aphid resistant 3000 times liquid has good control effect. The effect is related to the temperature. When the temperature is above 20°C, the insecticidal effect is remarkable, and it is safe for natural enemies such as ladybugs and grasshoppers.
3. Before opening peach blossoms (when the buds are red), spray once 2-3Be lime sulfur or 1:1:100 Bordeaux mixture, or 45% crystal lime sulfur 30 times, or 70% mancozeb wettability Powder 500 times, or 70% thiophanate-methyl wettable powder 1000 times, to prevent and cure leaf alopecia; Spraying 50% acetaminophen 1000 times solution or 50% fast keratin 1000 times solution to control gummy disease; Spraying 65% zesin zinc 1000 times or 70% thiophanate-methyl 1000 times to control peach brown rot.
4. After the peach blossoms were opened, 25% diflubenzuron was sprayed to control the leaf miner and leaf roller moth 1500 times, and 10% imidacloprid 2000 times was used to control aphids. Artificially capture chafers during flowering. Shake the tree in the morning and bury it in the soil after the body falls.
5. In the spring, the wintering larvae of P. erythropolis begin to feed, and a large amount of red-brown worms and debris are discharged outside the borehole. A special aluminum phosphide toxin can be inserted into the wormhole to kill the larvae of the calf.
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