TY  - BOOK
AU  - Lockhart,J.A.R.
AU  - Wiseman,A.J.L.
TI  - Introduction to crop husbandry: including grassland 
SN  - 0080342019 :
AV  - SB98.L64 1988 
PY  - 1988///
CY  - Oxford, England, New York
PB  - Pergamon
KW  - Crops
KW  - Agriculture
ER  -