TY  - BOOK
AU  - CLARK,L.R.
TI  - The ecology of insect populations in theory and practice
SN  - 0416293204
PY  - 1967///
CY  - London 
PB  - Methuen and co lLimited
KW  - Arthropod populations
KW  - Insect pests
N1  - Includes index and bibliographical references
ER  -