Pay attention to the choice of phosphate fertilizer 4

Phosphate fertilizer is one of the “three elements” of nutrients necessary for crop growth. It can promote crop yield and improve crop quality, and is widely loved by farmers. Although the benefits of phosphate fertilizer are numerous, it is also necessary for farmers to use phosphate fertilizer correctly in order to maximize their effectiveness. The following are common misunderstandings of using phosphate fertilizer:
Misunderstanding 1: The more expensive the price, the better. Many farmers think that the more expensive the phosphate fertilizer, the better the quality, but the price is not equal to the quality. It is understood that some unscrupulous traders deliberately raise the price of low-cost phosphate fertilizer and convey the wrong concept of “high quality and good quality” to farmers, and guide farmers to purchase. Faced with this phenomenon, farmers need to look at it rationally and learn to distinguish the quality of phosphate fertilizer, so that they will not be affected by illegal traders. When purchasing, first check if the phosphate fertilizer has sour taste, whether the color is grayish white, and then feel cool when touched by hand. Finally, confirm whether the packaging information is complete. If the above conditions are met, it is a high quality phosphate fertilizer.
Misunderstanding 2: The more bubbles, the better. Some experts said that most of the phosphate fertilizer is because the free acid content of calcium phosphate exceeds the standard. It is not the more foaming that the farmers think, the better the effect. After application, the phosphate fertilizer with more foaming will inhibit the activity of microorganisms in the soil, burn out the roots of the crops, and cause the seeds to not germinate. In addition, the phosphate fertilizer does not foam, the calcium phosphate free acid content is insufficient, the reaction is incomplete, and the active ingredient content is low. Therefore, the standard for good phosphate fertilizer is that the free acid content of calcium phosphate is not more than 5.5%.
Misunderstanding 3: More Phosphorus Fertilizers Many farmers are used to applying more phosphate fertilizers when they are fertilizing. They think that this is good for crop growth and yield. In fact, the application of too much phosphate fertilizer will destroy the nutritional balance of the crop, making the plant's respiration too strong, causing poor growth and development of the plant, which in turn leads to a decline in crop yield. Therefore, farmers need to apply proper fertilizer according to the crop area, so that the fertilization effect will be good.
Misunderstanding 4: Organic fertilizer and phosphate fertilizer together with organic fertilizer itself is rich in phosphorus, and then with the application of phosphate fertilizer, but will reduce the effect of phosphate fertilizer, farmers are not worth the loss. It is recommended that farmers apply the two fertilizers separately, first apply organic fertilizer, and then apply phosphate fertilizer every 3 to 5 days, so that the fertilization effect is obvious and the crop grows faster.
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