A proposed new biological standard for bioassay of bacterial insecticides vs. Spodoptera spp.

References

• AFIFY , A. , HAFEZ , M. and MERDAN , A. 1969 . Vorlaufige unter suchungen uber die virulenz von 13 Bazillus preparaten gegen uber 3 Agyptischens Noctuiden . Anz. Schaedlingsk Pflanzenschutz , 42 : 54 – 57 .
   Google Scholar
• ASANO , S. , SAKAKIBARA , H. , KITAGAKI , T. , NAKAMURA , K. and MATSUSHITA , Y. 1973 . Laboratory and field evaluation of the effectiveness of Bacillus thuringiensis product thuricide on some lepidopterous pests of crucifers . Japanese Journal of Applied Entomology and Zoology , 17 : 91 – 96 .
   Google Scholar
• BURGES , H. D. 1967 . The standardization of products based on Bacillus thuringiensis . Insect Pathology and Microbial Control: Proceedings of the International Coloquim on Insect Pathology and Microbial Control, Wageningen, The Netherlands, 1966 . 1967 , Amsterdam: North Holland. Edited by: van du Laan , P. A. pp. 306 – 338 .
   Google Scholar
• DULMAGE , H. T. 1970 . Production of the spore‐δ‐endotoxin complex by variants of Bacillus thuringiensis in two fermentation media . Journal of Invertebrate Pathology , 16 : 385 – 389 .
   PubMedGoogle Scholar
• DULMAGE , H. T. 1973 . Assay and standardization of microbial insecticides. Procedural factor that affect the success of microbial insecticides . Annals of the New York Academy of Sciences , 217 : 187 – 199 .
   PubMedGoogle Scholar
• DULMAGE , H. T. , BOENING , O. , REHENBORG , C. and HANSEN , G. 1971 . A proposed standardized bioassay for formulations of Bacillus thuringiensis based on the international unit . Journal of Invertebrate Pathology , 18 : 240 – 245 .
   PubMed Web of Science ®Google Scholar
• GOVINDARAJAN , R. S. , JAYARAJ and NARAYANAN , K. 1975 . Observations on the nature of resistance in Spodoptera litura (F.) (Noctuidae, lepidoptera) to infection by Bacillus thuringiensis Berliner . Indian Journal of Experimental Biology , 13 : 548 – 550 .
   Google Scholar
• HALL , I. and DUNN , P. 1958 . Susceptibility of some insect pests to infection with Bacillus thuringiensis in laboratory tests . Journal of Economic Entomology , 51 : 296 – 298 .
   Google Scholar
• MOORE , I. and NAVON , A. 1973 . Studies on the susceptibility of the cotton leafworm Spodoptera littoralis (Boisd.) to various strains of Bacillus thuringiensis . Phytoparasitica , 1 : 23 – 32 .
   Google Scholar
• SALAM , H. S. 1970 . Rearing the corn borer Ostrinia nubilalis Hubn. on a semiartificial diet . Zeitschrift angew Entomologie , 65 : 216 – 218 .
   Google Scholar
• SALAMA , H. S. , FODA , M. S. and SHARABY , A. 1981 . Potency of spore‐δ‐endotoxin complexes of Bacillus thuringiensis against some cotton pests . Zeitschrift angewandte Entomologie , 91 : 388 – 398 .
   Google Scholar
• SALAMA , H. S. and FODA , M. S. 1982 . A strain of Bacillus thuringiensis var. entomocidus with high potential activity on Spodoptera littoralis . Journal of Invertebrate Pathology , 39 : 110 – 111 .
   Google Scholar
• SPLITTSTOESSER , C. M. and McEWEN , F. L. 1961 . A bioassay technique for determining the insecticidal activity of preparational containing Bacillus thuringiensis . Journal of Insect Pathology , 3 : 391 – 398 .
   Google Scholar