Before germination to flowering: in order to prevent zinc deficiency lobular disease from germination to pre-flowering and improve the stress resistance of the tree, spray 2000-3000 times solution of suspended zinc oxide; spray iron in the prevention of iron deficiency in peach trees EDDHA chelate iron 2000 to 3000 times solution.
Flowering period: In order to promote the flowering of peach trees and increase the fruit setting rate, it is better to spray sodium octaborate or potassium octaborate. The concentration is diluted to 800-1000 times solution, and the flowering period is sprayed 2 to 3 times.
Young fruit period: In order to reduce physiological fruit drop, prevent physiological diseases such as top rot, iron head and fruit surface splitting, and improve fruit firmness, spray octahydrate or potassium octaborate 1000 times solution, spray with sugar alcohol chelated calcium Fertilize 2000 times solution 2 to 3 times.
Fruit expansion period and fruit coloring period: In order to promote the expansion and coloration of peach fruit, and to improve the hardness and sweetness of the fruit, it is better to spray a 1000-fold solution of the sugar alcohol chelated calcium fertilizer.
After harvesting: timely supplement the tree nutrients, delay leaf senescence, enrich leaf buds and store nutrients, ensure germination and flower bud differentiation in the coming year; prevent lobular disease, improve tree stress resistance, spray 2000-3000 times of suspended zinc oxide Solution.
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