Now showing items 21-30 of 63
Laboratory Evaluation of Pathogenicity of Entomogenous Nematodes to African Tick Species
(University of Nairobi., 2000)
Five strains of entomogenous nematodes, Steinernema carpocapsæ strains DD, Mexican, SR, and Heterorhabditis bacteriophora strains 1S5 and HP88, were tested for their pathogenicity to various developmental stages of five ...
Effect of chronic experimental Trypanosoma congolense infection on the ovaries, pituitary, thyroid and adrenal glands in female goats.
(Uniiversity of Nairobi., 1988-03)
Changes in the ovaries, pituitary, thyroid and adrenal glands in Small East African normally cycling female goats chronically infected with T. congolense are described. Marked fibrosis of the ovaries, a decrease in the ...
The effects of Trypanosoma congolense infection on the testis and epididymis of the goat
(Uniiversity of Nairobi., 1980-03)
Five male non-castrated goats were each injected with 2 ml of blood from an infected goat containing about 0.75 million T. congolense/ml. Two goats died 4 weeks after infection; the remainder and five controls were killed ...
Laboratory and Field Evaluation of Entomogenous Fungi for Tick Control
(University of Nairobi., 2000-12)
Aqueous and oil-based formulations of two entomogenous fungi, Beauveria bassiana and Metarhizium anisopliæ were tested for their efficacy against the three major species of African ticks; namely, Amblyomma variegatum, ...
Biocontrol potential of the entomogenous fungi Beauveria bassiana and Metarhizium anisopliae for tsetse flies (Glossina spp.) at developmental sites
(University of Nairobi., 1995-11)
Spores of two entomogenous fungi, Beauveria bassiana and Metarhizium anisopliae, were mixed with sterile sand at two different concentrations (1.0 and 0.5 g/liter) and larvae of tsetse flies Glossina morsitans morsitans ...
Prospects of using tick parasitoids (Insecta) for tick management in Africa
(University of Nairobi., 1997)
Since the first report of tick parasitoids by Howard (1907), sevens pecies belonging to the genus Ixodiphagus have been described. Apart from a few parasitoid releases in the USA and Europe in the first third of the century, ...
Acaricidal activity of Margaritaria discoidea (Euphorbiaceae) plant extracts against the ticks Rhipicephalus appendiculatus and Amblyomma variegatum (Ixodidae)
(Uniiversity of Nairobi., 1995)
A water soluble extract of M. discoidea, an African indigenous plant induced high mortalities in nymphs of both Rhipicephalus appendiculatus, and Amblyomma variegatum and in adult R. appendiculatus, but not in adult A. ...
Clinico-pathological Aspects Of Trypanosoma Congolense Infection In Goats
(University of Nairobi, 1977)
Abstract Not Available
Effects of bacteria, antibacterial compounds and trypanosomes on tsetse reproduction and longevity
(University of Nairobi., 1987-04)
Haemocoelic injections of live Escherichia coli and oral administration of three tetracycline compounds, namely Reverin, Maxitet and Terramycin to female Glossina morsilans morsitans prior to their first larviposition, ...
Prevalence and antimicrobial resistance pattern of Salmonella in animal feed produced in Namibia
(© Istituto G. Caporale 2012, 2012-06)
The occurrence of Salmonella is a global challenge in the public health and food production sectors. Our study investigated the prevalence, serovar and antimicrobial susceptibility of strains of Salmonella serovars isolated ...