TY  - BOOK
AU  - Curtis,Otis Freeman,1888-1949
AU  - Clark,Daniel Grover,1900-
TI  - An introduction to plant physiology
T2  - McGraw-Hill publications in the botanical sciences
U1  - 571.2 
PY  - 1950///
CY  - New York
PB  - McGraw-Hill
N1  - Includes bibliographies
ER  -