TY  - SER
AU  -  Agee, Alva, 
TI  -  Crops and Methods for Soil Improvement 
AV  - S 
PY  - 2007///
PB  -  Project Gutenberg, 
KW  -  Fertilizers
KW  -  Soils
N1  -  Public domain in the USA;  Text
UR  -  http://www.gutenberg.org/ebooks/23682
ER  -