Density threshold has been least considered in efforts to control cassava green mite (CGM) of the Mononychellus species. Nine cassava varieties of varied cyanogenic contents were evaluated for CGM density threshold. Mite ...

Cassava, Manihot esculenta Crantz is grown in the tropics as an important staple root crop. The major herbivore pest is cassava green mite (CGM) of the Mononychellus species. The pest mite Mononychellus progresivus Doreste ...

In Kenya, 8 species of insects were found to be common borers into the developing pods of pigeon pea (Cajanus cajan), feeding on the developing seeds and reducing seed yield. They were Heliothis armigera (Hb.), Maruca ...

Three insecticides were tested in sprays in the field in Kenya in 1976 for the control of podboring insects, especially the noctuids Pardasena virgulana (Mab.) and Heliothis armigera (Hb.) and the agromyzid Melanagromyza ...

The establishment of Pineus pini (Gmel.) on 6 common species of pine in Kenya was examined in the laboratory in relation to possible causes for observed differences in the rates of infestation on different host species in ...

Mermithid juveniles recovered from S. damnosum in Kenya were placed in the genus Agamomermis. Varying rates of infection by the mermithids from nine river systems were recorded between 1981 and 1983. In both the Isiukhu ...

Chorionic sculpturing on eggs of Phlebotomus pedifer Lewis, Mutinga, and Ashford; the closely related Phlebotomus aculeatus Lewis, Minter, and Ashford (=P. elegonensis Ngoka, Madel, and Mutinga); and Phlebotomus martini ...

It is reported in this further paper on the damage caused by Pineus pini (Gmel.) to Pinus patula in Kenya [see preceding abstract] that reduction in the elongation of the needles and stems occurs only after crown damage ...

Investigations into the effect of temperature and seasonal changes on the food-transmission activities of three ant species (Formica polyctena, Lasius niger and Myrmica ruginodis) using radioactive P32were carried out at ...