TY  - BOOK
AU  - Mays, D.A., ed.
TI  - Forage fertilization
U1  - 631.816:633.2/.3(761) 1972.7.19/21 (082.2) L4 
PY  - 1974///
CY  - Madison
PB  - American Society of Agronomy
KW  - D.A. Mays
KW  - Forage-congresses,Fertilizers and manures-congresses
ER  -