Modern agriculture has been a major component of the Thailand economy. Productivity of Thai agriculture has produces enough food and to meet domestic needs as well as supplying about of overseas consumption. This huge increase in efficiency has been the result of many factors, including use of fertilizer, and pesticides, introduction of farm machinery, development of hybrid strains, and increased knowledge about farm management practices. As agriculture has become more intensive, farmers have become capable of producing higher yields using less labor and less land. Intensification of agriculture has not, however, been an unmixed blessing. Environmental impacts have increased, including potential degradation of the soil and water resources vital to both farm productivity and human health.