Eggplant and tomato gray mold are very stubborn in the shed. Therefore, it is suggested that the farmers should focus on prevention. As usual in governance:
1, pay attention to falling flowers, rotten leaves and other clean-up at any time.
2, spray prevention, such as x Xiangnong 2, Pyramid, Suisan Ling.
3, pruning, watering, picking, etc. must be sprayed before and after operations to prevent pesticides, but also pay attention to the choice of sunny summer gas to carry out more than a campaign.
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Plant extracts are based on plants as raw materials. According to the needs of the use of the final product extracted, through a physical and chemical extraction and separation process, one or more effective ingredients in the plant are obtained and concentrated, without changing the effective ingredients. The product formed by the structure.
1. According to the content of active ingredients, it can be divided into three types: effective monomer extract, standard extract and ratio extract;
2. Divided into glycosides, acids, polyphenols, polysaccharides, terpenes, flavonoids, alkaloids, etc. according to ingredients;
3. According to the product form, it can be divided into vegetable oil, extract, powder, lens, etc.
4. According to the purpose, plant extracts can be divided into natural pigment products, traditional Chinese medicine extract products, extract products and concentrated products.
There are several classifications of some of the best-selling plant extracts in the world. For example, Rhodiola, Ginkgo biloba, Ginseng extracts are used in the field of brain strengthening, nourishment, and prevention and treatment of Alzheimer's; polypeptide extracts of green tea, Citrus aurantium, apple, and bitter gourd Used in weight loss, lowering blood sugar and preventing diabetes; Paclitaxel, tea polyphenols, theanine, bioflavonoids, such as lycopene, anthocyanins, etc. are used in natural anti-cancer fields; licorice, garlic, astragalus, soybean extract Used in the field of human immune system.
Plant extract,milk thistle extract,Quercetin,mushroom extract,rutin
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