TY  - BOOK
AU  - Brady, N C(Ed.) 
TI  - Advances in agronomy 
SN  - 0-12-000731-2
PY  - 1979///
CY  - New York: 
PB  - Academic Press, 
KW  - Science
KW  - Agronomy
N1  - Vol. 31
ER  -