TY  - BOOK
AU  - Heid, Walter George
ED  - Estados Unidos.
TI  - The Performance and economic feasibility of solar grain drying systems
AV  - SB 189.77 H4
PY  - 1978///
CY  - Washington, D.C.
PB  - Dept. of Agriculture, Economics, Statistics and Cooperatives Service
KW  - Granos -
KW  - Estados Unidos -
KW  - Desecación
ER  -