Controlled-release compound fertilizer rich in various mineral substances and production process thereof
A slow-release compound fertilizer and production process technology, applied in the field of fertilizers, can solve the problems of weak crop promotion effect, high cost, poor environmental protection, etc., and achieve the effects of low cost, less pollution and optimization of soil composition
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Embodiment 1
[0024] A slow-release compound fertilizer rich in various minerals, comprising the following raw materials in parts by weight: attapulgite clay 55, crop straw 15, livestock and poultry manure 15, edible fungus residue 8, soil conditioner 7, the crop straw The ratio with livestock and poultry manure is 1:1.
[0025] A production process of a slow-release compound fertilizer rich in various minerals, comprising the steps of:
[0026] (1) First, put crop straw, livestock and poultry manure, and edible fungus residue into the fermenter according to the ratio and ferment and decompose for 6 days, then crush and sieve the fermented raw materials, and add a certain proportion of biological function bacteria , fully mixed by a mixer;
[0027] (2) After the raw materials in step (1) are fully mixed, send them into the granulator for granulation. At the same time of granulation, add sodium alginate powder into the granulator, and spray it after the granulation is completed. A certain ...
Embodiment 2
[0033] A slow-release compound fertilizer rich in various minerals, comprising the following raw materials in parts by weight: attapulgite clay 60, crop straw 15, livestock manure 15, edible fungus slag 5, and soil conditioner 5.
[0034] A production process of a slow-release compound fertilizer rich in various minerals, comprising the steps of:
[0035] (1) First, put crop straw, livestock and poultry manure, and edible fungus residue into the fermenter according to the ratio to ferment and decompose for 8 days, then crush and sieve the fermented raw materials, and add a certain proportion of biological function bacteria , fully mixed by a mixer;
[0036] (2) After the raw materials in step (1) are fully mixed, send them into the granulator for granulation. At the same time of granulation, add sodium alginate powder into the granulator, and spray it after the granulation is completed. A certain concentration of calcium chloride aqueous solution is used to cross-link sodium ...
Embodiment 3
[0042] A slow-release compound fertilizer rich in various minerals, comprising the following raw materials in parts by weight: attapulgite clay 70, crop straw 10, livestock and poultry manure 10, edible fungus residue 5, soil conditioner 5, the crop straw The ratio with livestock and poultry manure is 1:1.
[0043] A production process of a slow-release compound fertilizer rich in various minerals, comprising the steps of:
[0044] (1) First, put crop straw, livestock and poultry manure, and edible fungus residue into the fermenter according to the ratio and ferment and decompose for 10 days, then crush and sieve the fermented raw materials, and add a certain proportion of biological function bacteria , fully mixed by a mixer;
[0045] (2) After the raw materials in step (1) are fully mixed, send them into the granulator for granulation. At the same time of granulation, add sodium alginate powder into the granulator, and spray it after the granulation is completed. A certain...
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