TY  - BOOK
AU  - Holmes,W.
TI  - The use of nitrogen in the management of pasture for cattle  / 
U1  - 630.7114223 
PY  - 0000///[n.d]
CY  - Kent : 
PB  - Wye College, 
KW  - Nitrogen
N1  -  Includes bibliographical references
ER  -