Zobrazeno 1 - 9
of 9
pro vyhledávání: '"Charles L. Mangum"'
Publikováno v:
Annals of the Entomological Society of America. 65:554-558
Anthonomus grandis Boheman (Coleoptera: Curculionidae) was studied to determine the effects of diapause and starvation on trehalose and glycogen levels. When corrections were made for the greater dry weight of diapausing boll weevils, there was littl
Autor:
Charles L. Mangum, Harry M. Graham
Publikováno v:
Journal of Economic Entomology. 64:376-379
Larvae of Pectinophora gossypiella (Saunders) developed on diets containing Calco Oil Red N-1700® dye and produced moths that were visibly dyed throughout their lives. At concentrations of 0.015-0.00% dye (wt/v) in the diet, there were no effects on
Publikováno v:
Journal of Economic Entomology. 65:962-965
Topical applications of tretamine, P,P -bis (1-aziridinyl)- N -isopropylphosphinic amide (ENT 51256), and the butyl homologue of ENT 51256 (ENT 51028) to male and female moths of Pectinophora gossypiella (Saunders) caused at least 80% reduction in eg
Publikováno v:
Journal of Economic Entomology. 64:1381-1384
Attractancy of alkenol acetate insect attractants in the field can be correlated with their content of cis and trans isomers as determined by capillary gas chromatography. An estimate of the percentage trans isomer also can be obtained from the heigh
Publikováno v:
Journal of Insect Physiology. 17:657-675
Trehalose was present in all stages of the boll weevil, Anthonomus grandis , and usually was the main free sugar found in the haemolymph and in extracts of whole insects. The quantity of trehalose per insect, which was maximal in late last-instar lar
Publikováno v:
Journal of Economic Entomology. 68:650-652
A total of 16 compounds was evaluated for control of Diaprepes abbreviatus (L.) larvae in nursery stock. Chlorpyrifos and Abate® 2 ( O, O′ (thiodi- p -phenylene) O, O, O′ , O′-tetra-methyl phosphorothioate) at 2 and 2.69 lb/100 gal, respective
Autor:
Philip S. Callahan, Charles L. Mangum
Publikováno v:
Journal of Economic Entomology. 61:36-37
The yellow-fever mosquito, Aedes aegypti (L.), when released in a crossbox composed of 5 compartments, preferred to rest in a surface that was highly infrared reflective. When released in a room with 2 Communicable Disease Center miniature Jig-ht tra
Autor:
Charles L. Mangum, W. O. Ridgway
Publikováno v:
Journal of Economic Entomology. 63:1017-1018
Publikováno v:
Journal of Economic Entomology. 64:1309-1309
During development of our large-scale rearing program there has been a gradual transition from hand labor to mechanization. Devices have been developed eliminating need for a large labor force and contributing a degree of efficiency not possible with