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Which chemical fertilizers should not be applied to vegetables? Fertilization taboos you need to know
Which chemical fertilizers should not be applied to vegetables
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How to improve urea utilization rate? These methods you need to master
How to improve urea utilization rate
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Do organic fertilizers need to be composted before application?
The composting of organic fertilizers occurs through the activity of microorganisms, causing two kinds of changes in the organic fertilizer. On one hand, the organic matter decomposes, increasing the available nutrients in the fertilizer; on the other hand, the organic matter in the fertilizer changes from hard to soft, its texture changes from uneven to uniform, and during composting most weed seeds, pathogens and insect eggs...
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What issues need attention when urea production surges?
How can urea application improve utilization efficiency? Please guide deep application. Whether urea is used as a base fertilizer or a top dressing, it should be applied deep and covered with soil, with an application depth of 10-12 cm being appropriate. Deep application of urea can significantly improve utilization efficiency. According to experiments, when urea is surface-applied or shallow-applied at 2-3 cm, the utilization rate is only 30%; at an application depth of 5 cm, the utilization rate is 45%...
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Can urea be used as a seed fertilizer? You need to master the correct method of use
Can urea be used as a seed fertilizer? Please explain. Production practice shows that urea is not suitable as a seed fertilizer. Urea is an amide-form physiologically neutral fertilizer, containing 46.3% nitrogen, and is the inorganic chemical fertilizer with the highest fluorine content among solid nitrogen fertilizers. Urea is a white or light yellow crystalline substance, granular and easily soluble in water, suitable as a base fertilizer or top dressing, but urea...
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How to choose compound fertilizer correctly? You need to master the selection methods
How to choose compound fertilizer correctly? Please explain the methods. Compound fertilizer increases income and efficiency compared with single-element chemical fertilizers, and this is already widely recognized by farmers. But how to choose high-quality compound fertilizer to achieve the goal of low-consumption and high-efficiency fertilization is still difficult for most farmers to grasp, and in addition, the compound fertilizer types on the market are numerous and complex, with novel names and fancy packaging, which further increases the difficulty of identification.
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How to use flush fertilization well? You need to master the correct application methods
How do you use flush fertilization well? Please give an introduction. First, correctly choose the type of fertilizer for flush fertilization. Only water-soluble fertilizers can be applied with water. Among nitrogen fertilizers, urea, ammonia water, ammonium sulfate and ammonium nitrate are commonly used; among potassium fertilizers, there are potassium chloride and potassium sulfate, and potassium nitrate can also be used. Among phosphorus fertilizers, even if they are water-soluble monoammonium phosphate and phos...
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What is pine needle soil and how is it made?
What is pine needle soil? How is pine needle soil made? We ask knowledgeable netizens to help explain. When growing rubber plants, palms, orchids, spider plants, various climbing plants, Serissa japonica, jasmine, camellias, pomegranates, amaryllis and other flowers, pine needle soil is always used, but what is pine needle soil? What are the characteristics of pine needle soil? And...
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