1, farmyard fertilizers, such as compost, manure, methane fertilizer, green manure, crop straw, mud, cake fat and so on.
2. Biological bacterial fertilizers, including humic acid fertilizers, rhizobia fertilizers, phosphorus bacteria fertilizers, compound microbial fertilizers, etc.
3, green fertilizer crops, such as turfgrass, purple Yunying, Sesbania, castor, alfalfa and so on.
4. Organic compound fertilizers, such as Yililai active (biological) organic fertilizer, "Fengyi" brand organic compound fertilizer, "Badaling" brand organic bio-fertilizer, green sun liquid fertilizer, 100 million Ampere and so on.
5. Waste generated from other organic production, such as bone meal, amino acid residues, livestock processing waste, sugar factory waste, etc.
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