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What are the harms of applying too much of the common nitrogen, phosphorus, and potassium fertilizers?
The harms of applying too much of the common nitrogen, phosphorus, and potassium fertilizers
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How much chemical fertilizer is 1 ton of organic fertilizer equivalent to? After reading this, stop abusing chemical fertilizers
1 ton of human feces and urine —equivalent to 25-40 kg of ammonium sulfate, 13-25 kg of calcium superphosphate, 4-6 kg of potassium sulfate. 1 ton of pig manure and urine —equivalent to ammonium sulf...
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Why is it not advisable to apply too much organic fertilizer to vegetables?
Traditional agriculture holds that vegetable fields should be heavily fertilized with organic fertilizer, and some vegetable growers even believe that the more organic fertilizer, the better. However, according to the results of many experiments carried out in various places in recent years, appropriately increasing the application of organic fertilizer can effectively control the nitrate content of vegetables, while blindly increasing the application of organic fertilizer will cause the nitrate content of vegetables to exceed the standard. Vegetable nitrate...
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Applying undecomposed organic fertilizer to fruit trees does much harm, and it cannot be ignored
Organic fertilizer is also called farmyard manure. In fruit tree production, the commonly used types include compost, pen manure, stable manure, green manure, cake fertilizer, river mud, poultry manure, human feces and urine, and miscellaneous soil manure. Most organic fertilizers need to be decomposed by microorganisms before they can be absorbed by the plant's root system, so they are also called "slow-release fertilizers" and can be applied as base fertilizer...
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