Fertilizer

Fertilizers are substances that provide one or more essential nutrients for plants, improve soil properties, and enhance soil fertility; they are one of the material foundations of agricultural production.
They primarily include ammonium phosphate fertilizers, water-soluble macronutrient fertilizers, micronutrient fertilizers, biofertilizers, organic fertilizers, and multi-dimensional field energy concentrated organic fertilizers.
Substances that supply nutrients necessary for crop growth and development, improve soil properties, and increase crop yield and quality. They are an important means of production in agricultural production. They are generally classified into organic fertilizers, inorganic fertilizers, and bio-fertilizers. They can also be categorized by source into farmyard manure and chemical fertilizers. Based on nutrient content, they are divided into complete fertilizers and incomplete fertilizers; based on their mode of nutrient supply, they are classified as direct fertilizers and indirect fertilizers; and based on their components, they are categorized into nitrogen fertilizers, potassium fertilizers, micronutrient fertilizers, and rare earth element fertilizers.

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