Danuphol Deelom. 1993. Factors influencing farmers' adoption of tomato seed production in Nam-oon irrigated area, Sakon Nakon, ThailandDanuphol Deelom. , University of Philippines;
Danuphol Deelom. (1993) Factors influencing farmers' adoption of tomato seed production in Nam-oon irrigated area, Sakon Nakon, ThailandDanuphol Deelom . University of Philippines/Philippines.
Danuphol Deelom. Factors influencing farmers' adoption of tomato seed production in Nam-oon irrigated area, Sakon Nakon, ThailandDanuphol Deelom. . Philippines:University of Philippines, 1993.
Danuphol Deelom. (1993) Factors influencing farmers' adoption of tomato seed production in Nam-oon irrigated area, Sakon Nakon, ThailandDanuphol Deelom . University of Philippines/Philippines.