There are the Chao Phraya basin watershed covers an area of 11 square kilometers 20125 province in Central Nakhon sawan, chainat, Lopburi, Ayutthaya, Ang thong, sing buri, pathum Thani, Nonthaburi, Bangkok and Samut prakan, saraburi and quantity of runoff of the Chao Phraya watershed. In addition to receiving water from the branch River (ping, Wang, Yom, NaN) at Nakhon sawan province, and also receives runoff from a catchment basin, including other Sakae krang and PA SAK basin with an average annual runoff volume 22016 million m3. We have a total of 7.5 million Rai of irrigation (including the THA Chin basin area. Eastern and southern areas, the PA SAK basin) from evaluating current water usage requirements. Found that 80 per cent of the quantity of water used for agriculture, which today has sent the average irrigation areas, irrespective of the water each year to 11400 million m3. The average area of assistance each year to get napi 6.0 million acres and an average 2.5 million acres a year naprang.The Chao Phraya River is the most important economic areas of the country since ancient times as a source of cultivating agricultural work as a residential community as well as the primary transportation routes in the past.
การแปล กรุณารอสักครู่..
