TY  - BOOK
AU  - Eastin, Jerry D. ed
AU  - Haskins, F.A. ed. Sullivan, C.Y. ed.
TI  - Physiological aspects of crop yield
U1  - 581.1 E 13 P 
PY  - 1969///
CY  - Madison, Wisconsin, USA
PB  - American society of agronomy
KW  - Plant Physiology
ER  -