1, before the flower management. Apply nitrogen fertilizer before germination, and apply foliar fertilizer on the trunk to promote the large-scale differentiation of flower buds and increase the rate of pollination. Use the tree guard general to disinfect the entire park.
2. Results management. After 30-40 or so, the kiwi fruit is rapidly expanding. It should be sprayed in time to increase the nutrient transport and meet the nutrients needed for fruit development.
3. Winter management. After harvesting the fruit, the leaves lose a lot of nutrients. At this time, it is especially important to replenish the nutrients of the tree, increasing the nutrient storage of the tree. Apply a tree guard to the trunk, disinfect and prevent frost, and hinder the reproduction of the overwintering virus on the tree. The fruit trees are disinfected.
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Plant extracts refer to substances extracted or processed from plants (all or a part of plants) using appropriate solvents or methods, and can be used in the pharmaceutical industry, food industry, daily chemical industry and other industries.
There is a conceptual overlap between plant extracts and herbal extracts. The raw materials of plant extracts in my country are mainly derived from Chinese herbal medicines, so domestic plant extracts can also be called Chinese medicine extracts to some extent.
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