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What are the advantages and disadvantages of slow-release fertilizers?
There are many varieties of fruit trees, and their life can be divided into five stages: the young tree stage, the early fruiting stage, the full fruiting stage, the late fruiting stage, and the aging stage. The demand for nutrient elements differs at each stage. During the young tree stage, because the root system and above-ground parts grow vigorously, a large supply of nitrogen and phosphorus is needed; during the fruiting stage, because of the large amount of fruit produced, there is also a need for...
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Humic acid coated fertilizer: slow-release, efficiency-enhancing, and complete in nutrition
BB fertilizer, whose full name is bulk blended fertilizer, is a compound mixed fertilizer made by blending several granular single fertilizers or compound fertilizers in a certain proportion. Its advantages are: complete nutrients, high concentration, significant yield increase and cost savings, and strong targeting; simple processing, low production cost, and no pollution; flexible formula. Humic acid...
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Correct application methods and precautions for slow-release nitrogen fertilizer
Traditional nitrogen fertilizer management for strong-gluten wheat is generally divided into two applications. The first is a portion of nitrogen fertilizer applied before wheat sowing in conjunction with plowing, accounting for 60%-70% of the total nitrogen application; the second is a topdressing applied from the spring green-up stage to the stem elongation stage of wheat in conjunction with watering, accounting for 30%-40% of the total fertilizer application. Some apply it before wheat overwintering...
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What are the methods for identifying controlled-release fertilizers?
What methods are used to identify controlled-release fertilizers? Please explain the identification methods. To identify genuine versus fake controlled-release fertilizer, you can refer to the following methods: The rub test: genuine fertilizer is not afraid of rubbing; its coating has good strength and high strength, and when you rub the granules with both hands, the coating does not lose color or come off; fake fertilizer is afraid of rubbing. Poor-quality or fake controlled-release fertilizer, because its strength does not reach...
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