Browsing School of Biological and Physical Science by Title
Now showing items 127-146 of 925
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Changes in the Composition of Elements in Non-Aerated Green Teas Processed from Seedling Tea (Camellia sinensis) Due to Variations in Nitrogenous Fertilizer Rates and Seasons.
(International Journal of Tea Science, 2017)Soil nutrients are lost to the plant with harvested crop in tea production with most ending up as minerals and contribute to human nutrition upon tea consumption. Production of non-aerated green tea in Kenya has been low. ... -
Changes in theaflavin composition and astringency during black tea fermentation
(Elsevier, 1994-01-01)Both theaflavins and sensory evaluations vary in a quadratic manner with fermentation duration in the process of black tea manufacture. The rate of formation of total (Flavognost) theaflavins varies with clones, and within ... -
Changes in thearubigin fractions and theaflavin levels due to variations in processing conditions and their influence on black tea liquor brightness and total colour
(Elsevier, 2004-03-30)Increase in coarser plucking standards significantly (P< 0.05) depressed levels of theaflavin (TF; μmol/g), total colour and brightness (spectrophotometer) of black tea. But total thearubigins (TR) TRSI, TRSII and ... -
Characteristics of psychiatric in-patients who engage in assualtive behaviour in Mathari Hospital, Nairobi
(University if Nairobi Research archive, 1991)Literature on assaultive behaviour by psychiatric in patients was reviewed. A total of 142 violent incidents perpetrated by 68 males and 74 female patients were studied over a period of 3 months. Of the total incidents of ... -
Characterization of atomic state evolution in the JC and anti-JC models: spin-displaced field modes in the quantum Rabi model
(Research gate, 2023-03-20)In this article, characterization of the atomic state evolution in the Jaynes-Cummings (JC) and anti-Jaynes-Cummings (aJC) models means using the reduced atomic state degree of purity, concurrence and spin excitation number ... -
Characterization Of Farmer-Held Bambara Groundnut (VignaSubterranea (L.) Verdc.)Germplasm Collections FromLake Victoria Basin, Kenya Using Qualitative Traits: A Basis For Crop Genetic Improvement.
(IOSR Journal Of Pharmacy And Biological Sciences, 2023-10)Bambara groundnut (Vignasubterranea (L.)Verdc.)is the second most important African indigenous grain legume after cowpea. The crop is majorly grown for its food and nutrition provisions and health benefits. Bambara ... -
Checklist of plants in the University Botanic Garden of Maseno and their significances to the society
(Journal of Pharmacy and Biological Sciences (Press), 2017)A botanical garden is an area set aside and maintained by an organization for growing and studying various groups of plants for aesthetic, conservation, economic, educational, recreational and scientific purposes. A lot ... -
Chemical constituents of Ocimum kilimandscharicum Guerke acclimatized in Kakamega Forest, Kenya
(Chemical Society of Ethiopia, 2019)The genus Ocimum belongs to the Lamiaceae family and is made of almost 200 species of herbs and shrubs which have potential medicinal properties. The species are native to the tropical and temperate climate zones around ... -
Chemical extraction to assess the bioavailability of chlorobenzenes in soil with different aging periods
(Springer-Verlag, 2011-12-01)Bioavailability is mainly influenced by aging and desorption of contaminants in soil. The purpose of this study was to investigate the desorption kinetics of chlorobenzenes (CBs) in soil and to investigate whether chemical ... -
Chemical Response Of Some Forest Water Sources Vs. The Quality Effects To Plants And Animals
(International Journal of Biological Sciences and Research, 2018-04)The Taita Hills were once covered with extensive montane cloud forests. Ngangao is the second largest forest in the Taita Hills. There is a wide gap in knowledge concerning chemical concentration in the water under study. ... -
The chemotypic variation of Sceletium tortuosum alkaloids and commercial product formulations
(Elservier, 2012)Commercial production and trade in Sceletium tortuosum and its products is on the rise due to an increase in consumer demand. Mesembrine-type alkaloids are the main active compounds responsible for the therapeutic properties ... -
The chemotypic variation of Sceletium tortuosum alkaloids and commercial product formulations
(Pergamon, 2012)Commercial production and trade in Sceletium tortuosum and its products is on the rise due to an increase in consumer demand. Mesembrine-type alkaloids are the main active compounds responsible for the therapeutic properties ... -
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 ... -
Chinchona Alkaloid from Dendrosenecio kilimanjari subsp. cottonii
(Georg Thieme Verlag Stuttgart· New York, 1997-02)Investigation of the Tanzanian Dendrosenecio kilimanjari subsp. cottonii resulted in the isolation of the cinchona alkaloid, cinchonidine (2). Conversion of cinchonidine to deoxy-cinchonidine was achieved in high yield ... -
Chlorophyll Content Index and Yield Responses of Maize and Banana Plants under Calliandra calothyrsus, Sesbania sesban and Leucaena diversifolia Intercropping in Vihiga County, Kenya
(Asian Journal of Research in Botany, 2023)High population has led to more demand for food. Subsequently, there is need to expand agricultural land. This has necessitated cutting down of trees. This has led to soil degradation. Nutrient depleted soils and poor ... -
Chlorophyll fluorescence parameters and photosynthetic pigments of four Glycine max varieties under Aluminium chloride stress
(PSCI Publications, 2015)Soil acidity limits agricultural production globally. Different kinds of stresses, mainly Al stress, generated from acid soils affect plant growth and result in food shortage and production. General effects of Al toxicity ... -
Chlorophyll fluorescence parameters and photosynthetic pigments of four Glycine max varieties under Aluminium chloride stress
(PSCI Publications, 2015)Soil acidity limits agricultural production globally. Different kinds of stresses, mainly Al stress, generated from acid soils affect plant growth and result in food shortage and production. General effects of Al toxicity ... -
Chlorophyll fluorescence parameters and photosynthetic pigments of four Glycine max varieties under Aluminium chloride stress
(PSCI Publications, 2015)Soil acidity limits agricultural production globally. Different kinds of stresses, mainly Al stress, generated from acid soils affect plant growth and result in food shortage and production. General effects of Al ... -
Chlorophyll fluorescence, protein and chlorophyll content of three nerica rainfed rice varieties under varying irrigation regimes
(2010)Water deficit affects growth and development of rainfed rice leading to a considerable yield reduction or crop failure. Although the rice crop is susceptible to water deficit, there is a marked genotypic variation in protein ... -
Chlorophyll meter use on field grown tea: 1. The optimum leaf age and measuring positions on a leaf blade.
(Tea Research Foundation of Kenya, 2000)In a field experiment conducted in Kenya, a Hydro N-tester chlorophyll meter was used to determine the optimum age and reading position for the measurement of chlorophyll in leaves of tea (clone 6/8). Meter readings were ...