TY  - BK
AU  - McMillen,W.
TI  - Construye el camino verde
U1  - 630.715 
PY  - 1969///
CY  - Mexico, DF (Mexico)
PB  - Pax-Mexico, 
KW  - Agricultural development
KW  - AGROVOC
KW  - Appropriate technology
KW  - Cotton
KW  - Crops
KW  - Fruits
KW  - Livestock
KW  - Poultry
KW  - Provenance
KW  - Research
KW  - Scientists
KW  - Soybeans
KW  - Vegetables
KW  - Wool
KW  - Zea mays
KW  - Yields
N1  - Illustrations, subject index p. 193-196
ER  -