Some ecological characteristics of three dry farming systems in the San Luis Potosí Plateau, México
Mellink Bijtel, Eric.
Some ecological characteristics of three dry farming systems in the San Luis Potosí Plateau, México - [Tucson, Arizona] : El autor, 1986 - 331 p.
D97-224
Tesis (D. Ph.) -- University of Arizona. Faculty of the Committee on Arid Lands Resource Sciences
64567
Agricultura--Regiones áridas.
Agricultura--San Luis Potosí.
Agricultura--San Luis Potosí.
Regiones áridas--Agricultura.
Some ecological characteristics of three dry farming systems in the San Luis Potosí Plateau, México - [Tucson, Arizona] : El autor, 1986 - 331 p.
D97-224
Tesis (D. Ph.) -- University of Arizona. Faculty of the Committee on Arid Lands Resource Sciences
64567
Agricultura--Regiones áridas.
Agricultura--San Luis Potosí.
Agricultura--San Luis Potosí.
Regiones áridas--Agricultura.
