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What are the advantages and disadvantages of water-soluble fertilizer
Water-soluble fertilizer, also known as water-soluble fertilizer, water-soluble fertilizer, is the water dissolved or diluted, foliar spraying, soilless cultivation, soaking seed dipping root, drip sprinkler irrigation, and other uses of liquid or solid fertilizers, generally containing nitrogen, phosphorus, potassium, calcium, magnesium, trace elements, amino acids, humic acid, alginate and other nutrients.
Water-soluble fertilizer is a fast-acting fertilizer, compared with traditional fertilizers, not only the formulation of a variety of application methods are also very flexible, coupled with a comprehensive range of nutrients, high effective absorption rate, fertilizer efficiency, etc., the use of more and more widely, especially greenhouse vegetable production bases, fruit production bases, as well as a number of flowers and other planting areas, often used in water-soluble fertilizer.
Two, what are the advantages and disadvantages of water-soluble fertilizer
Water-soluble fertilizer as the last two years the country vigorously advocate the fertilizer, we choose and use, we need to have a more comprehensive understanding of it, the use of its strengths, to avoid the disadvantages:
1, the advantages of water-soluble fertilizer
(1) water-soluble fertilizer has a total solution of water to the water with the fertilizer, the amount of provincial, not waste, the use of high advantages. High advantage of water-soluble fertilizer absorption utilization rate can reach more than 98%. Compared with the traditional compound fertilizer, most of the granular, using the production process can not reach, add a lot of auxiliary materials for clay granulation. Greatly reduce the utilization rate of fertilizer, dosage, increase labor costs, low fertilizer utilization, resulting in a large area of waste.
(2) water-soluble fertilizer nutrients are more complete, rich in crop needs of large elements, trace elements, organic matter, microbial bacteria, amino acids, etc., the prevention of crop physiological diseases, deficiencies, etc., the advantages of the soil, such as small side effects are obvious.
(3) water-soluble fertilizer fertilizer effect fast, can meet the high-yield cash crops in the critical period of nutrient demand supply, in order to quickly achieve the purpose of expanding the fruit, turn color, sweeten, brighten and so on.
2, water-soluble fertilizer shortcomings
(1) water-soluble fertilizer on the use of more stringent requirements, the need for water with fertilizer, so that the water is not very convenient for the promotion of the place is not very good.
(2) water-soluble fertilizer production costs are high, which also restricts its development, the use of water-soluble fertilizer is still the majority of high-yield cash crop areas.
(3) water-soluble fertilizer fertilizer period is shorter, is not suitable for bottom fertilizer, only suitable for use as a follow-up fertilizer, for the facilities and equipment is not complete in the region, will increase the cost of artificial inputs.
Three, water-soluble fertilizer environmentally friendly
Water-soluble fertilizer is an environmentally friendly fertilizer, it is water-soluble, no residue, can be completely dissolved in water, can be directly absorbed by the crop's root system and foliar use, and the effective absorption rate of up to 80% -90%, in the soil nodules, salinization, heavy metal content of the soil problems such as the prominent today, water-soluble fertilizer as a kind of environmentally friendly fertilizers, has been developed vigorously.
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