Browsing School of Biological and Physical Science by Title
Now showing items 107-126 of 925
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Calotropis procera: a new investment for African drylands
(World Agroforestry centre, 2017)The genus Calotropis (Asclepiadaceae) is comprised of two species, C. gigantea and C. procera, which both show signifcant economic potential for use of their seed fbers in the textile industry, and of their bioactive ... -
Carbon dioxide compensation points of some dicots of the Centrospermeae species and their ecological implications for agroforestry.
(ANSInet, Asian Network for Scientific Information, 2009)The present studies on carbon dioxide compensation point (Γ) considered species from tropical semi-arid, snowline and saline ecosystems. The aim of the study was to establish the ecological range of the CO2 compensation ... -
Carbon dioxide exchange and biomass productivity of the herbaceous layer of a managed tropical humid savanna ecosystem in western Kenya
(Oxford University Press, 2013-08-01)Humid savannas, as a result of high precipitation amounts, are highly productive. They are also hotspots for land use change and potential sources of carbon dioxide (CO2) due to the large soil carbon (C) stocks. Understanding ... -
Carpet Characteristics of Eichhornia Crassipes [Mart.] Solms (Water hyacinth) in the Winam Gulf (Lake Victoria, Kenya)
(Asian Economic and Social Society, 2017-07-01)The occurrence and spread of the water hyacinth (Eichhornia crassipes [Mart.] Solms), in the Winam gulf has created numerous attributes to the human population that live around the lake, thereby making its control a ... -
Carpet characteristics of eichhornia crassipes [mart.] solms (water hyacinth) in the Winam gulf (lake victoria, Kenya)
(Journal of Asian Scientific Research, 2017)The occurrence and spread of the water hyacinth (Eichhornia crassipes [Mart.] Solms), in the Winam gulf has created numerous attributes to the human population that live around the lake, thereby making its control a priority. ... -
Carpet characteristics of eichhornia crassipes [mart.] solms (water hyacinth) in the Winam gulf (lake victoria, Kenya)
(Journal of Asian Scientific Research, 2017)The occurrence and spread of the water hyacinth (Eichhornia crassipes [Mart.] Solms), in the Winam gulf has created numerous attributes to the human population that live around the lake, thereby making its control a priority. ... -
Carpet characteristics of eichhornia crassipes [mart.] solms (water hyacinth) in the winam gulf (lake victoria, kenya)
(2017-07-31)The occurrence and spread of the water hyacinth (Eichhornia crassipes [Mart.] Solms), in the Winam gulf has created numerous attributes to the human population that live around the lake, thereby making its control a priority. ... -
Catechins and Plain Black Tea Parameters Variations in Selected Tea Growing Agro-Ecological Zones in Kenya
(International Society of Tea Science, 2019)Over 60% of tea in Kenya is produced by smallholder tea farmers distributed in the East and West of the Rift Valley. With all smallholder tea farmers using the same production technologies including planting materials, the ... -
Causes and Consequences of Post-Election Violence in Kenya
(2023-10-05)The election of leaders by the people is the aim of democratic procedures. An electoral system is intended to ensure that the outcomes reflect the preferences of the majority of voters, providing elected officials’ ... -
Challenges facing procurement committees in implementing the procurement act, a case of secondary schools procurement committees in Kisii County, Kenya
(2012)This paper presents the challenges facing procurement committees in secondary schools in Kisii County in the implementation of the public procurement Act of 2005 in the procurement of goods and services used in secondary ... -
Challenges of maintaining tea quality
(2016)Tea (Camellia sinensis (L.) O. Kuntze) is an important cash crop contributing to economic wellbeing and wealth in many developing countries. The crop creates employment opportunities and development in the rural areas ... -
Challenges of Soil Health Management by Small-Holder Farmers in Western Kenya: The Enhanced Microbial Inoculant (EMI) context in Composting
(2014)Most Kenyan peasant farmers, especially those in the project area do not use any soil fertility intervention measures, resulting in soils that are tired, with yields that cannot sustain their food and income security. One ... -
The Challenges Women Face In The Provision Of Hospitality Services In Kenya: Critical Literature Review
(International Journal of Innovative Research and Advanced Studies (IJIRAS), 2021)The main aim of this paper was to carry out a critical literature review on research that have been carried out on the Challenges Women Face in the Provision of Hospitality Services in Kenya: Critical Literature Review. ... -
Changes in agro-biodiversity as a result of sugarcane farming in mumias division, western Kenya
(Academic Journals, 2013-07-26)Sugarcane farming is a monocultural land use practice which often leads to reduction in agro-biodiversity. In Mumias division sugarcane is cultivated under small scale, large scale and nuclear estate. The study was carried ... -
The changes in black tea quality due to variations of plucking standard and fermentation time
(Elsevier, 1998)Catechin levels in green leaf, total theaflavins, brightness, thearubigins, colour, flavour index and sensory evaluation decrease with coarse plucking standard in clone 6/8. The sum of Group I volatile flavour compounds ... -
The changes in black tea quality due to variations of plucking standard and fermentation time
(Elsevier, 1998-04)Catechin levels in green leaf, total theaflavins, brightness, thearubigins, colour, flavour index and sensory evaluation decrease with coarse plucking standard in clone 6/8. The sum of Group I volatile flavour compounds ... -
Changes in soil chemical properties and leaf nutrients content in tea due to nitrogen fertilizer rates and application intervals.
(Tea Research Foundation of Kenya, 2010)Tea (Camellia sinensis (L.) O. Kuntze) plant, requires much more nitrogen than most of the other nutrients for its growth, development and sustainability of harvestable crop. Soil as a resource of plant nutrients, cannot ... -
Changes in soil properties following conversion of forests into intensively managed Camellia sinensis L. plantations along a chronosequence.
(International Society of Tea Science, 2012)Tea in Kenya was introduced in the beginning of the 20th Century, although commercial cultivation commenced in 1924. The total acreage of tea plantations has steadily increased and currently covers approx. 0.15 million ha, ... -
Changes in the chemical and sensory quality parameters of black tea due to variations of fermentation time and temperature
(Elsevier, 2001-12-31)The changes in theaflavins and residual catechin compositions, thearubigins TRSI and TRSII, sensory characteristics of total colour, brightness and briskness of black tea were investigated. It was demonstrated that the ... -
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 Vol 13, No. 1&2 (2017) : 80-93, 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. ...