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Now showing items 1281-1290 of 1383
High-Frequency Regeneration of the Drought-Tolerant Tree Melia volkensii Gurke Using Low-Cost Agrochemical Thidiazuron
(Hindawi Publishing Corporation, 2012-10)
Melia volkensii Gurke is a drought-tolerant tree native to East Africa’s arid and semiarid lands (ASALs), with vast but underutilized
potential for agroforestry and sustainable livelihoods in the ASALs. Its cultivation ...
Impacts Of Land Cover Change Scenarios On Storm Runoff Generation: A Basis For Management Of The Nyando Basin, Kenya
(University of Nairobi, 2012)
The effects of conceptual land cover change scenarios on the generation of storm runoffs were evaluated in the Nyando Basin. The spatial scenarios represented alternatives that vary between full deforestation and reforestation. ...
Classification of the Kenyan general insurance risks using copula approach
(JKUAT Press Ltd, 2012)
Dependence between risks reduces the benefits of
diversification. Modem portfolio theory is based on correlation as
a measure of dependence while the criterion presented here is
based on the copula theory as a measure ...
Quinolizidine Alkaloids from Sophora velutina subsp. zimbabweensis (Fabaceae: Sophoreae)
(Natural Product Communications, 2012)
Three novel quinolizidine alkaloids, N-methylenehydroxycytisine (1), 6,7-dihydroxylupanine (2), and velutinine (3) have been isolated from the fruits and pods
(1 and 2) and stem bark (3) of Sophora velutina subsp. ...
Lake Naivasha, Kenya: Ecology, Society and Future
(Freshwater Biological Association, 2011)
We examine the degradation of the natural capital and ecosystem services of an important
tropical lake, Kenya’s Lake Naivasha, in the context of human activities and exploitation since the
mid-20th century. These factors ...
On commutants and operator equations
(2012)
Let B(H) denote the algebra of bounded linear operators on a Hilbert
Space H into itself. Given A,B ∈ B(H) define C(A,B) and R(A,B) : B(H) −→
B(H) by C(A,B)X = AX − XB and R(A,B)X = AXB − X. Our task in this
note is to ...
Science and Management of Transboundary Lakes: Lessons Learned from the Global Environment Facility Program
(University of Nairobi., 2013)
The International Waters Science Project Lakes Working Group reviewed 58 Global Environment Facility (GEF) projects that addressed serious environmental and human development issues in transboundary lakes. The lessons ...