INFLUENCE OF THE SOYBEAN SEED COAT UPON SEED INFESTATION AND DEVELOPMENT OF THE INSECT CALLOSOBRUCHUS MACULATUS - Soybean and Wheat Crops: Growth, Fertilization, and Yield - page 17

Figure 9. Toxicity of the soybean seed coat flour from commercial, Elite, Conquista, Tucunaré, UFV
Florestal, UFUS 2005 and UFUS 2005 cultivars. A - WD 50 (lethal dose that reduced larval weight to
50%); B - LD 50 (lethal dose that reduced the number of surviving larvae to 50%).
A CKNOWLEDGMENTS
This work was supported by grants from the Brazilian agencies FAPERJ, CNPq, and
Universidade Estadual do Norte Fluminense Darcy Ribeiro. We would like to thank Dr.
Roberto Ferreira da Silva from CCTA-UENF and Departamento de Fitotecnia da
Universidade Federal de Viçosa (UFV) for the soybean seeds from the Conquista, UFV-20
Florestal, UFUS 2003, UFUS 2005, Tucunaré and Elite cultivars.
R EFERENCES
Beck, C. W. & Blumer, L. S. (2007) A Handbook on Bean Beetles, Callosobruchus
maculatus. URL: www.beanbeetles.org.