What are the common pests and diseases of pear trees? Targeted medication and control methods
What are the common pests and diseases of pear trees? What pesticides should be used to control them effectively? Please introduce the following common pests and diseases of pear trees and their control methods (for reference): Pear ring rot and pear branch and trunk rot: apply medication 10 days after the pear tree finishes flowering. For pear ring rot, you can choose 21% Guofukang 800-1000 times solution or 68.5% DuPont Yibao 80...
What are the common pests and diseases of pear trees? What pesticides should be used to control them effectively? Please introduceThe common pests and diseases of pear trees include the following, along with their control methods (for reference):
Pear ring rot and pear branch and trunk rot: apply medication 10 days after the pear tree finishes flowering. For pear ring rot, you can choose 21% Guofukang 800-1000 times solution, or 68.5% DuPont Yibao 800-1200 times solution, or 45% Dasheng 800-1000 times solution for spray control; for pear branch and trunk rot, you can use 50% carbendazim 800 times solution for spray control.
Pear rust and pear scab: when the pear tree finishes flowering, apply medication promptly for spray control. For the pesticide, you can choose 15% triadimefon 1500 times solution or 45% Dasheng 800-1000 times solution, plus 105 Shigao 6000 times solution.
Pear gall midge and pear psylla: according to the flowering situation of the pear tree, apply spray control promptly when flowering is basically finished. For the pesticide, you can choose 10% Shenjian 1500 times solution plus 10% Shijia Bilin 2000 times solution.
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