August 2011
A field trial of crude extract from Phytophthora palmivora - infected cocoa pods to control black pod disease in a farm in Iworoko Ekiti, Ekiti State
In this study, the effect of crude extract of cocoa infected with Phytophthora palmivora were tested for and their ability to confer protection on cocoa pods in the field against black pod disease/pod rot. Dichloromethane was used to extract the phytochemicals from infected cocoa pods. The extract was concentrated using rotatory evaporator at 40°C. Three categories of matured unriped and...
August 2011
The effect of gamma irradiation on the ovaries and testes of Plodia interpunctella (Phycitidae: Lepidoptera)
Plodia interpunctella (Hubn) male and female full grown pupae were exposed to 50, 150, 250 and 350 Gy. The ovaries and testes were investigated following the emergence of the moth. Irradiation of female pupae reduced the number of developing oocytes and fewer eggs were laid. This effect was referred to the reduction in the length of ovariole. Irradiation further induced oocyte reabsorption as...
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