Lychee release-control fertilizer and preparation method thereof
A technology of controlled-release fertilizer and lychee, which is applied in the field of lychee controlled-release fertilizer and its preparation, can solve the problems of low fertilizer utilization efficiency and poor fertilizer controlled-release effect, and achieve the effects of improving water use efficiency, increasing fertilizer efficiency and reducing costs
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[0028] Example 1
[0029] A controlled release fertilizer for litchi, in parts by weight, comprising the following raw materials: 60 parts of wrapping materials and 1200 parts of fertilizer particles;
[0030] The wrapping material is in parts by weight and includes the following raw materials: 50 parts of fat, 3 parts of ammonium bicarbonate, 3 parts of calcium phosphate, 3 parts of potassium chloride, 0.2 part of potassium borate, 0.2 part of ferrous sulfate, 0.2 part of zinc chloride Parts, 0.2 parts of manganese glycinate, 0.2 parts of copper glycinate;
[0031] The fertilizer particles are based on parts by weight and include the following raw materials: 270 parts of urea, 250 parts of potassium phosphate, 200 parts of potassium sulfate, 60 parts of calcium chloride, 58 parts of magnesium borate, 8 parts of zinc nitrate, 8 parts of iron sulfate, and sulfuric acid 8 parts of manganese, 8 parts of copper sulfate, 300 parts of yellow humic acid, 6 parts of polyacrylamide, 6 parts ...
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[0035] Example 2
[0036] A controlled release fertilizer for litchi, characterized in that, in parts by weight, it comprises the following raw materials: 120 parts of wrapping materials and 200 parts of fertilizer particles;
[0037] The wrapping material is in parts by weight and includes the following raw materials: 100 parts of fat, 6 parts of ammonium bicarbonate, 6 parts of calcium phosphate, 6 parts of potassium chloride, 0.4 parts of potassium borate, 0.4 parts of ferrous sulfate, 0.4 parts of zinc chloride Parts, 0.4 parts of manganese glycinate, 0.4 parts of copper glycinate, and the fat is made by processing leftovers of grease;
[0038] The fertilizer particles are based on parts by weight and include the following raw materials: 50 parts of urea, 50 parts of potassium phosphate, 30 parts of potassium sulfate, 12 parts of calcium chloride, 10 parts of magnesium borate, 2 parts of zinc nitrate, 2 parts of iron sulfate, sulfuric acid 2 parts of manganese, 2 parts of copper...
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[0042] Example 3
[0043] A controlled-release fertilizer for litchi, characterized in that, in parts by weight, it comprises the following raw materials: 90 parts of wrapping materials and 700 parts of fertilizer particles;
[0044] The wrapping material is in parts by weight and includes the following raw materials: 75 parts of fat, 5 parts of ammonium bicarbonate, 5 parts of calcium phosphate, 4 parts of potassium chloride, 0.2 parts of potassium borate, 0.2 parts of ferrous sulfate, 0.2 parts of zinc chloride Parts, 0.2 part of manganese glycinate and 0.2 part of copper glycinate, the fat is made by processing leftovers of oil;
[0045] The fertilizer particles are based on parts by weight and include the following raw materials: 150 parts of urea, 150 parts of potassium phosphate, 115 parts of potassium sulfate, 36 parts of calcium chloride, 34 parts of magnesium borate, 5 parts of zinc nitrate, 5 parts of iron sulfate, and sulfuric acid 5 parts of manganese, 5 parts of copper ...
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