TY  - BOOK
AU  - Batholomew W.V.
AU  -  Clark Francis E., 
TI  - Soil Nitrogen
U1  - 631.84 
PY  - 1965///
CY  - USA
PB  - American Society of Agronomy, Inc., Publishers
N1  - Batholomew W.V. & Clark Francis E.: Soil Nitrogen.  USA.  American Society of Agronomy, Inc., Publishers, 1965.--(631.84BAR)
ER  -