| Potential Zoning for rice production in the Lower North was carried out in Kamphaeng Phet and Tak Provinces during 2010-2011. The main objective was to create a database for area and appropriate technology for rice production. Procedures started with a survey on soil fertility and rice yield from the areas having soil suitable for rice growing. This was followed by the investigation on appropriate technologies to increase yield potential. Results have shown that the paddy fields in Kamphaeng Phet had an average pH of 5.45, 2.16% organic matter (O.M.), 19.23 ppm Phosphorus (P) and 76.83 ppm Potassium (K), respectively. The major soil texture is Loam having an average rice yield of 560 Kg/rai. Similar procedures were followed for Tak province of which an... |
