©2013 National Research Council of Thailand
Urasa Buatama. 1997. Optimum land use for crop production in the Central Plain Region. Graduate School, Kasetsart University;
Urasa Buatama. (1997) Optimum land use for crop production in the Central Plain Region . Kasetsart University/Bangkok.
Urasa Buatama. Optimum land use for crop production in the Central Plain Region. . Bangkok:Kasetsart University, 1997.
Urasa Buatama. (1997) Optimum land use for crop production in the Central Plain Region . Kasetsart University/Bangkok.