Organic vegetables refer to vegetables that do not use synthetic pesticides, fertilizers, and growth regulators at all during the planting process, providing people with truly pollution-free, natural, and high-quality healthy vegetables. Pay attention to the following points when planting. First, choose suitable cultivation sites Organic vegetables should be selected away from the city and industrial and mining areas, no atmosphere, water and soil pollution, soil fertility, texture, moderate viscosity, convenient irrigation and drainage, convenient transportation, organic fertilizer source adequate place. Second, choose appropriate crops and varieties of organic vegetables should be selected lighter and shorter crops, growth period shorter crops, such as: spinach, carrots, radish, garlic sprouts, soybeans, burdock, oysters and so on. At the same time, we must also choose high-quality, disease-resistant, strong growth varieties. Third, the scientific arrangements for planting cornices should be based on the characteristics of crops and the occurrence of pests and diseases, the main growth period of the crops in the light of the pest harm season, to avoid the hazards of pests. Fourth, the rational application of organic fertilizer application of a variety of pollution-free organic fertilizer, such as human and animal excreta, plant stems and leaves, legume green manure, grass ash, bean cake, castor cake and so on. After fermentation, basal fertilizer or top dressing. V. Strengthen pest and disease prevention Strengthen field management, promote robust vegetable growth, enhance disease resistance, use drip irrigation to reduce air humidity, cultivate high sorghum, strengthen cultivating and weed control, drain water in time after summer rain, and cool down with well water, reduce planting density appropriately, and increase ventilation. Optical performance, pay attention to change. The use of pests natural enemy Trichogramma to control vegetable pests, orange plate trapping killing whitefly, black light traps kill Mothcock and beetles, beetles, hanging silver gray film to repel aphids and pest network isolation. In addition, the use of sweet and sour seduce tigers, can reduce the rate of seedlings to 1% -3%. (Agro-Technology Station, Fushan Town, Ningyang County Postcode: 271400) Excerpted from: 2005.5.18.5 edition of "Shandong Science and Technology Information"
Food Additives are substances added to food. Some additives have been used for centuries. With the advent of processed foods in the second half of the twentieth century, many more additives have been introduced, of both natural and artificial origin.
The advantages of food additives are these followed:
1. Improve the appearance of food.
2. Keep and enhance the nutrition value of food.
3. Increase the variety and conveniences of food.
4. Miantain freshness and prolong shelf life.
5. Provide leavening or control acidity and alkalinity.
Food Additives
Food Additives,Natural Food Additives,Food Additives Preservatives
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