References
- Babu , T. R. and Azam , K. M. 1987 . Biology of Cryptolaemus montrouzieri Mulsant (Coccinellidae: Coleoptera) in relation with temperature . Entomophaga , 32 : 381 – 386 .
- Beattie , G. A. C. and Gellatley , J. G. 1983 . Mite pests of citrus , 6 New South Wales : Department of Agriculture . Agfact H2.AE.3
- Cameron , P. J. , Hill , R. L. , Valentine , E. W. and Thomas , W. P. 1987 . Invertebrates Imported into New Zealand for Biological Control of Invertebrate Pests and Weeds, for Pollination, and for Dung Dispersal, from 1874 to 1985 , DSIR Bulletin 242 51
- Drea , J. J. and Gordon , R. D. 1990 . “ Coccinellidae ” . In Armored Scale Insects their Biology, Natural Enemies and Control , Edited by: Rosen , D. Vol. 4B , 19 – 40 . Amsterdam : Elsevier .
- Flynn , A. R. 1995 . Aspects of the biology of the steel blue ladybird Halmus chalybeus (Boisduval) (Coleoptera: Coccinellidae) , New Zealand : University of Auckland . MSc thesis
- Hodek , I. 1973 . Biology of Coccinellidae , Prague : Academia Press .
- Lo , P. L. 1994 . Population ecology and integrated management of soft wax scale (Ceroplastes destructor) and Chinese wax scale (C. sinensis) (Hemiptera: Coccidae) on citrus , New Zealand : Lincoln University . Ph.D thesis
- Lo , P. L. and Blank , R. H. 1992 . Effect of pesticides on predation of soft wax scale by the steel-blue ladybird . Proceedings of the 45th New Zealand Plant Protection Conference , : 99 – 102 .
- Lo , P. L. , Blank , R. H. and Penman , D. R. 1996 . Phenology and relative abundance of Ceroplastes destructor and C. sinensis (Hemiptera: Coccidae) on citrus in Northland, New Zealand . New Zealand Journal of Crop and Horticultural Science , 24 : 315 – 321 .
- Michels , G. J. and Behle , R. W. 1992 . Evaluation of sampling methods for lady beetles (Coleoptera: Coccinellidae) in grain sorghum . Journal of Economic Entomology , 85 : 2251 – 2257 .
- Richards , A. M. 1981 . Rhyzobius ventralis (Erichson) and R. forestieri (Mulsant) (Coleoptera: Coccinellidae), their biology and value for scale insect control . Bulletin of Entomological Research , 71 : 33 – 46 .
- Rosen , D. 1990 . “ Biological control ” . In Armored Scale Insects their Biology, Natural Enemies and Control , Edited by: Rosen , D. Vol. 4B , 413 – 415 . Amsterdam : Elsevier .
- Smith , D. 1970 . White wax scale and its control . Queensland Agricultural Journal , 96 : 704 – 708 .
- Snowball , G. J. 1972 . Status of natural enemies of white wax scale, Gascardia destructor (Newst.) (Homoptera: Coccidae), in eastern Australia . Proceedings of the XIV International Congress of Entomology , : 212