TY  - BOOK
AU  - Sparks, Donald L.ed
TI  - Advances in agronomy
U1  - 631(047.1)  
PY  - 2005///
CY  - Amsterdam
PB  - Elsevier/ Academic
KW  - Edited  Donald L. Sparks
KW  - Advances,Agronomy
ER  -