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Now showing items 11-20 of 22
The response of clone BBK 35 tea to nitrogen fertilizer rates and harvesting intervals in the lake Victoria basin of Kenya.
(CAB International, 2013-01-01)
Tea is an economic crop in the Lake Victoria basin of East Africa, earning high foreign exchange and creating employment opportunities especially in the rural poor regions. It is grown under varying environments causing ...
Impacts of climate-induced changes on the distribution of pesticides residues in water and sediment of Lake Naivasha, Kenya
(Springer Netherlands, 2013-03-01)
This study reports evidence of increased chlorpyrifos contamination in sediment and water in Lake Naivasha following its intensive application in the horticultural farms in the catchment area. Analytical results show that ...
Effect of genotypes in different tea-growing locations in Kenya on some micronutrients content of black tea.
(International Society of Tea Science, 2013)
Human beings and plants require essential elements for normal physiological functions and survival. Tea beverages are the most widely consumed fluids after water. If the beverages have appreciable levels of micronutrients, ...
Influence of Location of Production, Season and Genotype on Caffeine and Flavan-3-ols in Young Green Tea (Camellia sinensis) Leaves in Kenya
(David Publishing Company, 2013)
Although tea is grown in agro-ecological regions widely varying in environmental factors affecting yield and quality, planters usually import genetic materials across the different growing regions assuming genotypes with ...
Phytoecdysteroids from the stem bark of Vitex doniana and their anti-inflammatory effects.
(Planta Medica, 2013)
With reference to the ethnopharmacological significance of Vitex doniana Sweet (Lamiaceae)
leaves in the treatment of stomach and rheumatic
pains as well as inflammatory disorders, biological studies on its stem bark ...
Variations in Camellia sinensis (L) Leaf Nutrients and Polyphenols Levels with Genotypes, Nitrogenous Fertilizer Rates, Season and Plucking Intervals in Eastern Africa Tea Growing Regions
(Mase University, 2013)
In Eastern Africa, teas are grown in high rainfall areas causing fast nutrients depletion. Foliar nutrients diagnostic limits developed for seedling tea have been in use since 1970s and they have been adopted for clonal ...
Effects of faujasite X and Y zeolites on the 1, 1, 1-trichloro-2, 2’bis (p-chlorophenyl) ethane (DDT) degradation during water purification
(2013)
The ability of zeolites to abstract and denature organochloride pesticides finds application in
water purification practices. In this study, activated faujasite X and Y zeolites were separately
exposed to 1, 2 and 4 ...
Effects of zeolite X on dissipation of hexazinone from agricultural waste waters in Western KenyaEffects of zeolite X on dissipation of hexazinone from agricultural waste waters in Western Kenya
(2013)
Dissipation of hexazinone in Zeolite X treated wastewater followed pseudo first-order
kinetics giving a calculated half-life of 41 days compared to a half-life of 144 days in
untreated wastewater. The herbicide degraded ...
Effects of zeolites X and Y on the degradation of malathion in water
(2013)
The inclusion of both zeolites X and zeolite Y significantly affected the dissipation of malathion in water. In the
fresh water, malathion degradation followed a pseudo-first order kinetics with concomitant half-life ...
A Novel Approach in Herbal Quality Control Using Hyperspectral Imaging: Discriminating Between Sceletium tortuosum and Sceletium crassicaule
(Wiley, 2013)
ntroduction–Sceletium tortuosumis the most sought after species of the genusSceletiumand is commonly included incommercial products for the treatment of psychiatric conditions and neurodegenerative diseases. However, this ...