TY  - BOOK
AU  - Bartholomew, W.V.
TI  - Soil Nitrogen: Supply Processes and Crop Requirements
U1  - 631.84 
CY  - Releigh
PB  - North Carolina State University
KW  - Agriculture and related technologies
KW  - Technology (Applied sciences)
KW  - Nitrogen
KW  - Soils
ER  -