TY  - BOOK
AU  - Fageria N K
TI  - Maximizing crop yields
T2  - Books in Soils Plants and the Environment; 23
U1  - J:7, N2 
PY  - 1992///
CY  - New York    
PB  -  Marcel Dekker       
KW  -  Harvesting
KW  - Agriculture
ER  -