What Is Organic Fertilizer? Types, Importance & Benefits

Organic fertilizer is fertilizer that is made from natural sources. Organic fertilizers are derived from plant and animal materials, such as compost, manure, and plant extracts. The nutritional content of organic fertilizers varies widely depending on the source material, with rapidly biodegradable compounds serving as suitable nutrient sources.
Organic fertilizers, which promote secondary productivity and mineralize nutrients to raise primary productivity, produce increases in heterotrophic bacterial biomass.

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