Estimation of Pelargonium sidoides root damage by Meloidogyne spp.
Pelargonium sidoides is a medicinal plant species indigenous to Southern Africa. Its roots are used for treating a variety of ailments in man and livestock. It is in great demand by local users and international pharmaceutical producers. Root-knot nematodes, Meloidogyne species, penetrate into the roots of plants in search of food and for reproduction locations, resulting in the formation of...
Biodiversity of Drosophila in three different altitudes of Brahmagiri Wildlife Sanctuary, Western Ghats
Post monsoon studies were conducted to analyze the altitudinal variation in a population ofDrosophila (Diptera: Drosophilidae) in Brahmagiri Wildlife Sanctuary belonging to the Western Ghats of Coorg district, Karnataka State, India. A total of 4636 Drosophila flies belonging to 8 species of 3 subgenera were collected at altitudes of 800, 900 and 1000 m. The subgenusSophophora was...
Gamma irradiation effects on larvae of the rice moth, Corcyra cephalonica (Staint) (Lepidoptera-Pyralidae)
Evaluation of insecticidal activities of Mentha piperita and Lavandula angustifolia essential oils against house fly, Musca domestica L. (Diptera: Muscidae)
The essential oils of peppermint, Mentha piperita and lavender, Lavandula angustifolia were tested for their larvicidal and pupicidal activities against the house fly, Musca domestica L. (Diptera: Muscidae). The effects of the two lethal concentrations LC50 and LC75 on the larval duration, pupation percent, pupal duration and adult emergence were also determined. In...
Interaction of extract of Solanum verbascifolium (Solanaceae) with Metarhizium anisopliae (Ascomycota: Hypocreales) on Rhipicephalus microplus mortality (Acari: Ixodidae)
The objective of this study was to evaluate the interaction of a plant extract (Solanum verbascifolium) and a strain of Metarhizium anisopliae selected for its virulence towardsRhipicephalus microplus. The treatments used were 1000, 10 000, 20 000 and 30 000 ppm dilutions of an aqueous extract of S. verbascifolium plus M. anisopliae (1 x 108 con/ml). S....