It is very important of a quality and safety of agricultural products in Thailand. Thailand is farming country since developing countries over the past time. The agricultural sector has a role vital to economic growth and social development. In terms of self-sufficiency in food production and a source of income for the household sector, and a manufacturing base that supports the creation of added value for the trade and export sectors and other services. Including the development dimension in the production of renewable energy sources of the country. But because farmers ago Thailand was modified agricultural production systems from traditional patterns. Which has to rely on nature in the integrated farm become a monoculture farming dependent on external factors such as chemical fertilizers, chemicals, agricultural chemicals, etc., become the focus of increasing productivity to rise. Aims to generate income for the country's main agricultural despite the new format. Has caused the destruction of the natural environment. The fertility of the soil, resulting in reduced agricultural productivity in the next sequence. And the need to increase the means of production, rising to maintain production volumes to be unchanged. Higher production costs farmers are struggling with debts higher than that residues from the use of chemicals in farming. It has caused problems for farmers as well.