TY  - BOOK
AU  - Knipling,E.F.
TI  - Principles of insect parasitism analyzed from new perspectives: practical implications for regulating insect populations by biological means
T2  - Agriculture handbook
PY  - 1992///
CY  - Washington
PB  - Agricultural Research Service
KW  - Insect pests
KW  - Control
KW  - Local
KW  - Insect populations
ER  -