In the Upper North of Thailand, the biggest wet season rice area is Chiang Rai province whereas the smallest is Mae Hong Son. In each year the rice area data from each organizes are different. Application of geographic information technologies by translating THEOS satellite image is one of channel for the classification of rice-growing areas of the two provinces. It can be use to predict the rice yield as well as use for the data base for rice research in Chiang Rai and also rice production for food security forecast of Mae Hong Son province. The implementation of Chiang Rai rice growing area is total 1,245,342 rais, with quite similar to the statistic data from the Bureau of Agricultural Economics in 2010 with amount of 1,261.022 rais, both different in... |