Biofertilizers can be used as basal fertilizers, topdressing fertilizers, can be applied to plants, or can be applied to seed dressing, soaking, rooting or foliar spraying, depending on the type of fertilizer.
The agricultural bacterial type is mixed with 2 kg of solid microbial agent per acre and 40-60 kg of decomposed organic fertilizer and used as a base fertilizer, top dressing or nursery; the solid microbial preparation and the nutrient soil are mixed to make a nutritional mortar, or mixed with a thin slurry, Seedlings are rooted before transplanting; sows are soaked in 10 to 20 dilutions of the inoculum or sprayed with dilutions before sowing. Seed and liquid biological agents after full contact and sowing; seedlings before transplanting the root immersed in liquid bacteria diluted 10 to 20 times, and then immediately removed, or spray the seedling roots with the above diluted solution; the bacteria diluted 100 After times used for irrigation or flushing; the bacteria diluted 500 times as foliar fertilizer.
Compound microbial fertilizer can be used as basal fertilizer and top dressing, and the application amount per mu is 10 to 20 kg; it is diluted to 500 times as foliar fertilizer and sprayed according to the product specification.
Bio-organic fertilizer can be used as basal fertilizer and top-dressing fertilizer. When applying basal fertilizer, the application rate per mu is about 100 kg. It is best to apply proper amount of farmyard fertilizer; the amount of topdressing fertilizer is appropriately reduced, and it is applied 7 to 10 days earlier than chemical fertilizer, and appropriate amount of fertilizer should be applied. .
Food additives refer to chemical synthetic or natural substances added to food for the purpose of improving the quality, color, aroma and taste of food, as well as for the need of preservative and processing technology. Due to the rapid development of the food industry, food additives have become an important part of the modern food industry, and has become an important driving force of technological progress and technological innovation in the food industry. In the use of food additives, in addition to ensuring their due function and role, the most important thing is to ensure the safety and health of food.
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