How to manage pear trees in August? Detailed explanation of key planting techniques
How to manage pear trees well in August? Please provide an introduction to the management methods. For pear trees in August, the following methods can be used for management: 1. Harvesting: Harvest mid-season varieties such as Bartlett pear, Nijisseiki, August Crisp, Cuifu pear, Kosui, and Hongxiangshui, and prepare for late-season varieties. 2. Opening the angle of scaffold branches and bending branches of young trees...
How to manage pear trees well in August? Please provide an introduction to the management methodsFor pear trees in August, the following methods can be used for management:
1. Harvesting: Harvest mid-season varieties such as Bartlett pear, Nijisseiki, August Crisp, Cuifu pear, Kosui, and Hongxiangshui, and prepare for late-season varieties.
2. Open the angle of scaffold branches and bend branches of young trees; prop and support branches of fruiting trees, control nitrogen fertilizer, and increase phosphorus and potassium fertilizer; apply base fertilizer to early-maturing varieties, 150-200 kg per tree for 6-10-year-old trees; 200-300 kg per tree for large trees in full fruit stage; stop using Bordeaux mixture before harvest to avoid contaminating the fruit surface.
3. Pests and diseases: In the first and middle ten days of the month, spray the whole orchard with 20.67% Wanxing emulsifiable concentrate 2000 times or 50% Yisheng wettable powder 600 times mixed with 2.5% Baode emulsifiable concentrate 2000 times, or 52.25% Nongdile 1500 times emulsifiable concentrate mixed with 10% imidacloprid wettable powder 2500 times solution, to control peach fruit borer, pear yellow aphid, (Kang's mealybug), pear black spot, pear scab, pear ring rot, pear anthracnose, etc. Pay special attention that this period is the third key period for controlling pear yellow aphid and Kang's mealybug on bagged pears, and control should continue to be reinforced; in the middle and last ten days of the month, spray the whole orchard with 75% Mengshasheng dry suspension concentrate 800 times or 50% carbendazim wettable powder 600 times mixed with 52.25% Nongdile emulsifiable concentrate 1500 times mixed with 20% chlorbenzuron suspension concentrate 6000 times solution, to control pear fruit borer, peach fruit borer, pear yellow aphid, caterpillars, pear black spot, pear scab, pear ring rot, pear anthracnose, etc.; this period is the last time Bordeaux mixture is sprayed for Chinese pear varieties, and Japanese and Korean pears should pay attention to and strengthen the control of black spot; tie grass around the tree trunk to attract pear fruit borers to overwinter there, and remove and burn the grass before leaf fall.
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