2.2 research.Compost, organic fertilizer organic fertilizer and the other several names, providing a definition in the course that is quite diverse in here. "The biological fertilizer." Mean, natural substances from natural raw materials ferment process, both plants and animals to decompose completely humus vitamin Hormones and natural events (forest soil), which is the food of the soil (soil organisms) accelerator work (catalize) of the tiny creatures , living in the soil, and live the roots of plants (bacteria, Actinomyces and fungi, etc.) that can create more than 93 type nutrient to plant. Under the principle of natural agricultural "feed the soil to soil feed plants" (Feed the soil and let the soil feed the plant) the importance of soil with soil worship virtual. "Mama" conventional wisdom in maintaining soil, called "Mother Earth" society พัฒนาการผลิต food to soil or present called. Fertilizer in many forms, with deep technology intimately with nature.
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