TY  - BOOK
AU  - Arnon, I.
TI  - Crop production in dry regions
T2  - Plant science monographs
U1  - 581.61 
PY  - 1972///
CY  - London,Leonard Hill
PB  - [s.n.]
N1  - v.1 not in the Library; Contains : v.2: Systematical treatment of the principal crops
ER  -