TY  - BOOK
AU  - Rosen,David
TI  - Armored scale insects: their biology, natural enemies, and control 
SN  - 0444429026 (4B) ; 0444428542 (4A)
PY  - 1990///
CY  - Amsterdam
PB  - Elsevier
KW  - Diaspididae
KW  - Control
KW  - Biological control
KW  - Insect pests
ER  -