TY  - BOOK
AU  - Clay David E 
AU  -  Shanahan John F
TI  - GIS Applications in Agriculture Volume 2 Nutrient Management for Energy Efficiency
SN  - 9781420092707
U1  - 631.81 CLA 
PY  - 2011///
CY  - London
PB  - CRC Press
KW  -  agriculture
KW  -  clay david e
KW  -  energy
KW  -  nutrient management
KW  -  shanahan john f
KW  - GIS
ER  -