TY  - BOOK
AU  - Rosen, David, ed.
TI  - Armored Scale insects; their biology natural enemies and control, vol. B
T2  - World Crop Pests, 4B
U1  - 632.7:595.75 N0.4B 
PY  - 1990///
CY  - Amsterdam
PB  - Elsevier
KW  -  David Rosen,ed.
KW  - Helle, W., ed., series
KW  - Entomology,Pest control,Scale insects
ER  -