TY  - BOOK
AU  - Levitt, J.
TI  - The hardiness of plants
T2  - The American Society of Agronomy Series vol.6
U1  - 581.5 J6 
PY  - 1956///
CY  - New York
PB  - Academic Press
KW  -  J.Levitt
KW  - Agronomy,Hardiness-plants,Plant Physiology,Drought hardiness
ER  -