Microbial organic fertilizer for improving saline and alkaline land and preparation method of microbial organic fertilizer
A technology for organic fertilizers and saline-alkali land, which is applied in the field of microbial organic fertilizers for improving saline-alkali land and its preparation, can solve problems such as affecting product quality and effect, affecting product use and promotion, and unusable powder products, and achieving low cost and high bacterial count. The effect of prolonging the number of times and having little impact on the environment
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Embodiment 1
[0026] Phosphated hydroxyethyl cellulose, polyvinyl alcohol butenedioic acid monoester ammonium salt after grafting, semi-finished product of water-retaining and slow-release fertilizer in saline-alkali soil, superabsorbent resin and solid bacteria, wherein the phosphatized hydroxyethyl cellulose The weight of base cellulose is 5%~10% of the total weight of water-retaining and fertilizer-retaining slow-release fertilizer, and the weight of polyvinyl alcohol butenedioic acid monoester ammonium salt after the grafting is water-retaining and fertilizer-retaining slow-release fertilizer. 5%~10% of the total weight of the fertilizer, the weight of the base fertilizer is 80%~90% of the total weight of the water-retaining and fertilizer-retaining slow-release fertilizer, and the solid bacterial strain is 1% of the total weight of the water-retaining and fertilizer-retaining slow-release fertilizer ~5%, its preparation steps are as follows: (1) prepare phosphorylated hydroxyethyl cellu...
Embodiment 2
[0037] Phosphated hydroxyethyl cellulose, polyvinyl alcohol butenedioic acid monoester ammonium salt after grafting, semi-finished product of water-retaining and slow-release fertilizer in saline-alkali soil, superabsorbent resin and solid bacteria, wherein the phosphatized hydroxyethyl cellulose The weight of base cellulose is 5%~10% of the total weight of water-retaining and fertilizer-retaining slow-release fertilizer, and the weight of polyvinyl alcohol butenedioic acid monoester ammonium salt after the grafting is water-retaining and fertilizer-retaining slow-release fertilizer. 5%~10% of the total weight of the fertilizer, the weight of the base fertilizer is 80%~90% of the total weight of the water-retaining and fertilizer-retaining slow-release fertilizer, and the solid bacterial strain is 1% of the total weight of the water-retaining and fertilizer-retaining slow-release fertilizer ~5%, its preparation steps are as follows: (1) prepare phosphorylated hydroxyethyl cellu...
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