Present in Thailand agriculture mainly grow crops using chemical fertilizers and pesticides used as chemical in the removal of the pest. In order to get more productivity and faster. In spite of Chemical fertilizer, destroying the ecological balance and affecting soil organisms in the soil to make the soil structure to deteriorate. Don't mop up water, which will affect the plants plus chemical fertilizer nitrogen will make the soil is acid. , Section. Pesticides cause toxic residues in plants and animals, natural balance was lost and environmental poisoning.
Although most farmers will use chemical fertilizers and pesticides, but there are some farmers who use organic fertilizers instead of chemical fertilizer because there are organic fertilizers plant nutrition all macronutrients and micronutrients micronutrients also helps digestion of organic and chemical fertilizers in the soil as plant nutrients and also helps improve soil quality, incoherent. Drawings and ventilation in the soil.Along with the adjustment of pH suitable for the growth of plants. Pest control section. Farmers use herbs instead of pesticides because no residue in plants and animals, and is not toxic to the environment.