TY  - BOOK
AU  - Sparks, Donald L.
TI  - Advances in agronomy: Vol 108
SN  - 9780123810311 (hbk)
U1  - 630  SPA/AD.108 
PY  - 2010///
CY  - Amsterdam
PB  - Elsevier
KW  - Agronomy
ER  -