Scrape rough skin should master the principle of "Lulu is not white", that is, it is better to scrape red endothelium. Not showing red means that the shave is light, and the white shows that the shave is deep, the former is ineffective, and the latter is weakening the tree. Tree species, different ages, different degree of scraping skin, such as old trees, premature aging trees should be more heavy, deeper, early fruit trees should be shallow, lighter.
After skin scraping, the affected area should be coated with thiophanate-methyl or 5 degree lime sulfur or whitening agent to prevent the invasion of pathogens, and the scraped old rough skins should be burned or buried deeply.
Food And Beverage Additive is a nonnutritional substance that is added consciously, generally in small amounts, to food to improve its appearance, flavor, structure, or storage properties.According to this definition, food fortifiers with the purpose of enhancing the nutritional content of food should not be included in the scope of food additives.Food additives have the following three characteristics: one is to add to the food of the material, therefore, it is generally not eaten alone as food;Second, it includes both synthetic substances and natural substances.Third, it is added to the food for the purpose of improving the quality of food and color, aroma, taste and for the need of anti-corrosion, preservation and processing technology.
Food And Beverage Additive,Natural sweeteners, natural sweeteners, natural colors,thickner
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