The initial stage of flower bud differentiation of large cherry is 20 to 25 days after flowering, and the concentrated differentiation period is within 1 to 2 months after harvesting. Flower bud differentiation is inseparable from three important factors: 1. Adequate nutrient supply. 2. Sufficient moisture, light and suitable temperature and humidity. 3. Hormone balance and growth coordination. Only by satisfying the supply of nutrition can we form high-quality strong flowers, so timely post-harvest topdressing is very important for the formation of sufficient high-quality flowers in the coming year.
Wangshu: The trees are strong, the long-stalked trees, compound fertilizers and bio-organic fertilizers, and each plant is also added with trace elements to stabilize the tree and spray on the long branches. Promote the flower king, inhibit the branch shoots, and intelligently fill the vacuum of missing nutrients, regulate the nutrient matching of fruit tree growth, and guard the tree body to develop strong positive energy.
Zhongyong Tree: Tree with more stable trees, compound fertilizer and bio-organic fertilizer, each plant adds 1 kg of trace elements.
Weak trees: trees with weak trees, compound fertilizers and bio-organic fertilizers should be in a ratio of 1:1, and the amount of fertilizer applied is about 10 to 14 kg. The specific amount can be judged according to the size, strength and weakness of the tree of the fruit tree.
It can be combined with rainfall fertilization, or combined with watering and fertilization, the depth is 15-20 cm, and it is applied in radial ditch. Pay attention to fertilizing the soil and soil thoroughly to avoid root injury. Summer is most prone to drought, don't ignore summer. Watering.
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