HIGH-NUTRIENT AND HIGH-ACTIVITY CHEMICAL FERTILIZER-BIOLOGICAL COMPOUND FERTILIZER, AND PREPARATION METHOD AND APPLICATION THEREOF
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United States of America
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Issued Date -
Feb 20, 2025
app pub date -
Nov 4, 2024
filing date -
Nov 4, 2024
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Abstract
A high-nutrient and high-activity chemical fertilizer-biological compound fertilizer, and a preparation method and application thereof are provided. The high-nutrient and high-activity chemical fertilizer-biological compound fertilizer includes an inorganic chemical fertilizer and a microbial agent. The chemical fertilizer-biological compound fertilizer has nutrient contents of nitrogen, phosphorus, and potassium of greater than 40% and a viable number of microorganisms of 200 million cfu/g or more. The chemical fertilizer-biological compound fertilizer further includes a microbial protectant, and a mass ratio of the microbial protectant to the microbial agent is ≥1.
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