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Now showing items 31-40 of 42
Life at the top: rank and stress in wild male baboons
(American Association for the Advancement of Science, 2011-07-15)
In social hierarchies, dominant individuals experience reproductive and health benefits, but the costs of social dominance remain a topic of debate. Prevailing hypotheses predict that higher-ranking males experience higher ...
Chimie Minérale 1
(2011-02-01)
Le cours commence par un examen attentif du tableau périodique des éléments et de
la façon dont il est organisé. La connaissance du tableau permet de saisir facilement
et rapidement les concepts et les propriétés de la ...
Metribuzin mobility in soil column as affected by environmental and physico-chemical parameters in Mumias sugarcane zone, Kenya
(2011-03)
The physico-chemical parameters of soil, influences the soil solution characteristics and that may affect the
sorption of soil applied herbicides. The present investigation reports the influence of physico-chemical ...
Field evaluation of selected NERICA rice cultivars in Western Kenya
(Academic Journals, 2011-01-04)
Food shortage is a major problem in sub-Saharan Africa as population increases. NERICA (New Rice for Africa), the high yielding rice cultivars with short growth cycle were developed to solve the food crisis. The progeny ...
The role of wetlands in the changing ecophysiology and distribution of plant species: a comprehensive review
(2011)
Wetlands are important ecosystems globally. Changes in plant species physiology, species
composition, species distribution and phenology have occurred with changes and modifications of
wetland ecosystems. This paper ...
Prevalence and Antimicrobial Susceptibility Patterns of Enteric Bacteria Isolated from Water and Fish in Lake Victoria Basin of Western
(citeseerx, 2011-03-22)
Abstract—A cross sectional study design and standard microbiological procedures were used to determine the prevalence and antimicrobial susceptibility patterns of Escherichia coli, Salmonella enterica serovar typhimurium ...
Effects of genotype, environment and management on yields and quality of black tea Authors
(Springer Netherlands, 2011)
The tea beverages processed from the young tender shoots of Camellia sinensis
(L.) O. Kuntze, are claimed to be the most widely consumed fluids after water. The tea plant
originates from the point of confluence of ...
7α-Acetylugandensolide and antimicrobial properties of Warburgia ugandensis extracts and isolates against sweet potato pathogens
(Elsevier, 2011-06-15)
7α-Acetylugandensolide together with thirteen known drimane-type sesquiterpenes
have been isolated from Warbugia ugandensis bark extracts. Their structures were
established by spectroscopic and physical methods as well ...
Analysis of avocado marketing in Trans-Nzoia district, Kenya
(Academic Journals, 2011-07-31)
The ability of small holder farmers to plant trees or expand traditional tree based system is limited to a number of factors. These factors are scarcity of resources, inadequate technical capacity and experience and market ...
Antimicrobial Compounds from Terminalia brownii against Sweet Potato Pathogens
(Bentham Science Publishers, 2011-10)
Phytochemical evaluation of Terminalia brownii extracts led to the isolation of five compounds namely -
sitosterol, stigmasterol, monogynol A, betulinic acid and arjungenin. Their structures were established by ...