TY  - JA
AU  - Higgs,E.S.
TI  - The history of European agriculture - the uplands
U1  - 78-254408 
PY  - 1976///
KW  - Europe
KW  - History
KW  - Plant production
N1  - 11 ref
T2  - Philosophical Transactions of the Royal Society of London. B (UK). (1976). v. 275(936) p. 159-173
ER  -