6143
Soil, Water, and crop production
Westport, Conn.
AVI pub. co.
c1979
ix, 353p.: ill
Includes bibliographies and index
]edited by[ D. Wynne Thorne, Marlowe D. Thorne
، Agricultural ecology
، Agriculture
، Cropping systems
، Agricultural geography
S
589
.
7
.
S64
TI
AU Thorn, David Wynne 1908-
AU Thorne, Marlowe D
CL
