Fertilizer special for rubber trees and preparation method thereof
A special fertilizer and rubber tree technology, applied in the field of compound fertilizer preparation, can solve the problems of low organic matter content and low fertilizer nutrient content, and achieve the effects of preventing premature senescence of plants, stimulating cell activity and improving utilization rate
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[0022] The preparation method of the compound fertilizer comprises the following steps: a), taking 15 parts of decomposed and fermented shrimp peptide amino acid organic materials, 16 parts of decomposed and fermented mixture organic materials, 14 parts of urea, 15 parts of ammonium sulfate, 5 parts of ammonium bicarbonate, phosphoric acid 12 parts of ammonium monoammonium, 20 parts of potassium sulfate, 1.5 parts of zinc sulfate heptahydrate, 0.5 parts of borax and 1 part of clay, after mixing and pulverizing, put them into the mixer and stir them, and mix them well to make powder materials; The powder material is continuously fed into the drum granulation device. During the granulation process, according to the water volume of 5kg / t, the water is evenly passed into the drum granulation device in the form of steam to realize the steam agglomeration process, so that The powder material becomes granular; c), the granular material is dried in a dryer at a temperature of 60-80°C, ...
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