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In sandy soil, the content of organic matter is relatively small, which is an important reason for loose soil structure and easy water leakage and fertilizer leakage. Therefore, the fertilization of sandy soil should pay special attention to the application of organic fertilizer, and the long-term application of organic fertilizer can improve the fertility characteristics of sandy soil.
Because inorganic fertilizers are easily soluble in water, and inorganic fertilizers applied to sandy soils are also easy to lose with the flow of water, it is the key to solve the loss of water and fertilizer in sandy soils.
Nitrogen fertilizer is the most easily lost fertilizer due to its own characteristics, nitrogen fertilizer is applied in sandy soil, only a small part is absorbed and utilized by crops, and most of them penetrate into the deep soil with watering, losing their nutritional value. Therefore, nitrogen fertilizer is best applied with the method of "eating small meals often".
Although the loss of potassium fertilizer is not as good as that of nitrogen fertilizer, the application of potassium fertilizer in sandy soil can not be ignored, and the potassium fertilizer with high fast-acting effect should be used when topdressing, so as to facilitate the absorption of the root system, reduce residue and loss, and avoid waste. Nitrogen and potassium fertilizers can also be mixed with the soil for application, which not only prevents the rapid loss of nutrients, but also plays a role in improving the soil.
Phosphate fertilizers and trace elements.
It can be combined with a large number of high-quality organic fertilizers for bottom application, and the increase of organic matter in the soil can retain part of the nutrients, and the microorganisms in it can slowly decompose and release the fixed phosphorus.
It is absorbed by vegetables and has a good effect on improving the soil.
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Sandy soil generally uses organic fertilizer to improve the soil first, and then uses inorganic fertilizer nitrogen, phosphorus and potassium. The water and fertilizer retention performance of sandy soil is poor, and after the use of inorganic fertilizer, the fertilizer is easy to lose, which reduces the fertilizer utilization rate. The variety of inorganic fertilizer depends on what kind of crop is grown.
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Fertilization methods for sandy soils:
1. Nitrogen fertilizer for fertilization methods of sandy soil. Due to its own characteristics, it is the most easy to lose a kind of fertilizer, nitrogen fertilizer is applied in sandy soil, only a small part is absorbed and utilized by crops, and most of them penetrate into the deep soil with watering, losing their nutritional value. Therefore, nitrogen fertilizer is the most suitable application method with "eat smaller, more often".
2. Potassium fertilizer for fertilization methods of sandy soil. Although the amount of loss is not as good as nitrogen fertilizer, potassium fertilizer can not be ignored in sandy soil, and potassium fertilizer with high fast-acting effect should be used when topdressing, so as to facilitate the absorption of roots, reduce residue and loss and avoid waste. Nitrogen and potassium fertilizers can also be mixed with the soil for application, which can not only avoid the rapid loss of nutrients, but also play a role in improving the soil.
3. Phosphate fertilizer for fertilization methods of sandy soil. Phosphate fertilizer can be combined with trace elements can be combined with a large number of high-quality organic fertilizer for bottom application, the increase of organic matter in the soil can retain part of the nutrients, and the microorganisms in it can slowly decompose and release the fixed phosphorus elements for vegetable absorption, and at the same time have a good effect of improving the soil.
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Sandy land has poor fertilizer and water retention capacity, and organic fertilizer is mostly used.
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Hello, nitrogen fertilizer 1Sandy soils can be fertilized with nitrogen fertilizers, 2Sandy soil has poor fertilizer retention capacity, improper use of chemical fertilizer, and easy loss of nutrients, resulting in fertilizer waste. 3.Therefore, when choosing nitrogen fertilizer, it is better to use ammonium carbonate, ammonium sulfate and other ammonium nitrogen fertilizers and urea.
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Summary. Loess is best with farm fertilizer, such as chicken manure, sheep manure, pig manure, cow manure are good, the soil of loess is relatively hard, these fertilizers can play a role in soil loosening.
The loess is best with Qiaomeng farmhouse fertilizer, such as chicken manure, sheep manure, pig manure, cow manure is good, the soil of loess is relatively hard, and these fertilizers can play a role in the loose application of the soil.
Apply more on the loess, after fully decomposing farmhouse fertilizer, combined with biological fertilizer, organic and inorganic compound fertilizer, controlled-release ternary compound fertilizer, etc., and add potassium sulfate controlled-release fertilizer to the sedan group as much as possible.
It was the rice that was fertilized once and for a few days, but it did not get better.
Not so fast a few days to get better. Recovery is required. Fertilizer absorption also requires a process.
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The sandy land itself is arid, lacking water, lack of fertilizer, etc. Plants grow well and need a combination of comprehensive nutrients and water for plants to grow normally.
The utilization rate, absorption rate and effect between solid fertilizer and liquid fertilizer are completely different.
Nutrients in the soil must also be dissolved in water before they can be absorbed, transported, and utilized by plants.
If solid fertilizer is used in sandy land, the amount of water is insufficient, the fertilizer can not be diluted and dissolved into the soil, and various nutrients are slowly volatilized in the soil, reducing the use rate, the root system absorbs little, and the effect is slow, which will inevitably lead to poor growth of plants, which is an unquestionable and indisputable fact.
The sandy land uses liquid organic fertilizer, and the fertilizer is controlled by water, so that the fertilizer will not leak out, and the soil can be properly moistened, so that it can be absorbed, transported and utilized by plants, and plants can achieve normal growth. Moreover, in the process of using liquid organic fertilizer, sandy soil can be continuously improved and improved.
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Sandy soil urea will do, I hope mine makes you satisfied!
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Summary. It can be used: organic fertilizer, biological fertilizer, bio-organic inorganic compound fertilizer, commercial organic fertilizer, organic and inorganic compound fertilizer, and with an appropriate amount of potassium sulfate compound fertilizer as base fertilizer and base fertilizer.
The following foliar fertilizers can also be used for top dressing to promote growth: 1. Phytodynamic 2003 1000 times foliar spray15% natural brassinin EC 6000-10000 times foliar spray, 3, Kebao plant eugenics 1500-3000 times (transplanted crops, pesticide damage and fertilizer damage, frost damage, waterlogging damage, strong roots and seedlings, control Wang use 1500 times) foliar spray, 4, Green Wind 95 600 times foliar spray, 5, Jinbang No. 1 plant health biosine 500 times foliar spray, 6, Lvheng Tianbao high-efficiency plant yield enhancer 1500 times foliar spray, 7, new natural amino acid foliar fertilizer 300 500 times foliar spray, 8, Qiyin plant gene activator 1500 times foliar spray, what fertilizer to use for loess crops to grow well.
It can be used: organic fertilizer, biological fertilizer, bio-organic inorganic compound fertilizer, commercial organic fertilizer, organic and inorganic compound fertilizer, and with an appropriate amount of potassium sulfate compound fertilizer as base fertilizer and base fertilizer. It can also be topdressed with the following foliar fertilizers for growth:
1. Phytodynamic 2003 1000 times foliar spray15% natural brassinin EC 6000-10000 times foliar spray, 3, Kebao plant eubiotics 1500-3000 times (transplanted crops, pesticide damage and fertilizer damage, frost damage, waterlogging damage, strong roots and seedlings, and 1500 times the use of Wang control) foliar spray, 4, Green Wind 95 600 times foliar spray, 5, Jinbang No. 1 plant health bioscopy 500 times foliar filial piety crack spray, 6, Lvheng Tianbao high-efficiency plant yield enhancer 1500 times foliar spray, 7, new natural amino acid foliar fertilizer 300 500 times foliar spray, 8, Qiyin plant-based cleverly occlusive activator 1500 times silver foliar spray, 9, Wang La's new Nongbao multi-element compound Qihe foliar fertilizer 300 times foliar spray4% sodium renitrate phenol aqueous agent 1500 3000 times foliar spray, 11, green Yangkang Golden Rice Bowl containing amino acid foliar fertilizer 300 500 times foliar spray, 12, Enbilai high-efficiency liquid fertilizer 1500 times foliar spray
136% gibberella, inethyl, brassinin wettable powder (Bihu) 10000 12000 times foliar spray, 14, Mingyue seaweed broad-spectrum foliar fertilizer (containing alginic acid organic water-soluble fertilizer) 800 1500 times foliar spray, 15Yang Fucheng vitality 800 1000 times (400 500 times the length of the prevention and control, the amount of fertilizer is too large and the inhibition caused by accidental spraying can be alleviated by 1200-1500 times) to chase the difficulty and judge the fertilizer.
Hello, fertilization method for sandy soil:
1. Nitrogen fertilizer for fertilization methods of sandy soil. Due to its own characteristics, it is the most easy to lose a kind of fertilizer, nitrogen fertilizer is applied in sandy soil, only a small part is absorbed and utilized by crops, and most of them penetrate into the deep soil with watering, losing their nutritional value. Therefore, nitrogen fertilizer is the most suitable application method with "eat smaller, more often". >>>More
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