TY  - BOOK
AU  - Levitt,J.
TI  - Responses of plants to environmental stresses
U1  -  581.1 
PY  - 1972///
CY  - New York
PB  - Academic Press
KW  - Plants
KW  - Effect of stress on
KW  - Hardiness
KW  - Plant ecology
N1  - Bibliography : p. 569-665
ER  -