Zobrazeno 1 - 10
of 19
pro vyhledávání: '"J. B. Okeyo-Owuor"'
Publikováno v:
Journal of Applied Sciences and Environmental Management, Vol 26, Iss 9 (2022)
One of the biggest issues facing water utilities is the water loss experienced during the distribution process. This study sought to examine water distribution process in Kisumu and formulate an Environmental Management Plan (EMP) to minimize water l
Externí odkaz:
https://doaj.org/article/35370dd407604e6db156dd9805e60092
Publikováno v:
The Environmental Crunch in Africa ISBN: 9783319771304
This is a study of the changing status of the Ombeyi wetlands in Kisumu County, Western Kenya, an area used for crop production and grazing livestock, as well as providing ecological services and supporting local livelihoods through resources such as
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::7cb2650c6127313776e799c49f3a9116
https://doi.org/10.1007/978-3-319-77131-1_3
https://doi.org/10.1007/978-3-319-77131-1_3
Autor:
Priscah Rongoei, Phillip Okoth Raburu, Steve Omari, Julius Kipkemboi, J. B. Okeyo-Owuor, Patrick Oduor Orwa
Publikováno v:
Journal of Ecology and The Natural Environment. 5:152-164
This study aimed to investigate changes in macroinvertebrate assemblage within Nyando wetlands and developed an index of biotic integrity for monitoring human disturbances. Triplicate macroinvertebrate samples were collected monthly for seven months
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ef7b446cc2a6db13d9421ce947a64bcc
https://doi.org/10.5897/jene12.080
https://doi.org/10.5897/jene12.080
Publikováno v:
Lakes & Reservoirs: Science, Policy and Management for Sustainable Use. 17:65-72
Oreochromis variabilis (Boulenger), a fish species endemic to Lake Victoria, was abundant, forming an important component of the indigenous fisheries stocks before and up to the late-1950s. Catches declined drastically thereafter, and only sporadic c
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b3505e5f9a15fbf920c15157bbed5042
https://doi.org/10.1111/j.1440-1770.2012.00496.x
https://doi.org/10.1111/j.1440-1770.2012.00496.x
Publikováno v:
Reviews in Environmental Science and Bio/Technology. 10:291-300
Cyperus papyrus, a fast-growing tropical sedge from central, eastern, and southern Africa (Fig. 1) forms extensive wetlands that are important to biodiversity and the livelihoods of millions of people. Cyperus papyrus (from here on ‘‘papyrus’
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::aea6d17c417162929bf11462d0aa873c
https://doi.org/10.1007/s11157-011-9255-6
https://doi.org/10.1007/s11157-011-9255-6
Publikováno v:
Wetlands Ecology and Management. 18:333-341
This study established for the first time the impact of harvesting on post-harvest papyrus (Cyperuspapyrus L.) biomass regeneration potential, with two harvesting regimes compared. Above-ground papyrus biomass was determined. Biomass varied with site
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ec802a12e92ba2d0ebb383729ffd6cbc
https://doi.org/10.1007/s11273-010-9174-2
https://doi.org/10.1007/s11273-010-9174-2
Publikováno v:
Aquatic Ecosystem Health & Management. 10:434-442
Length frequency data collected from 1998 to 2001 from commercial landings was used to estimate asymptotic length (L∞), growth coefficient (K), mortality (Z, F, M), growth performance index (φ ′) and exploitation rate (E) of Oreochromis niloticu
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9e5c0393f1e4790a24c3920ce66a136c
https://doi.org/10.1080/14634980701708099
https://doi.org/10.1080/14634980701708099
Publikováno v:
Journal of ecology and the natural environment
Journal of ecology and the natural environment, 7(3), 56-71
Journal of ecology and the natural environment, 7(3), 56-71
Wetlands support livelihoods of communities living around them as in the Nyando Papyrus Wetland in Kenya. The Nyando Papyrus Wetlands provide multiple resources hence there are multiple uses and users who often overlap spatially and seasonally causin
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2d38eb2b35e2debeabc682587153d879
https://hdl.handle.net/1887/32999
https://hdl.handle.net/1887/32999
Publikováno v:
African Journal of Ecology. 44:30-37
The life history characteristics of introduced Nile tilapia (Oreochromis niloticus L.) in Lake Victoria, including, sex ratio, fecundity, reproduction, weight-length relationship and body condition were studied and compared with those of other popula
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9b9e445dd9c08d5af6ff3ac9b701ecfd
https://doi.org/10.1111/j.1365-2028.2006.00610.x
https://doi.org/10.1111/j.1365-2028.2006.00610.x
Publikováno v:
African Journal of Ecology. 42:163-170
Studies of the food of introduced Nile tilapia, Oreochromis niloticus (L.) with respect to size, habitat and season were conducted between November 1998 and October 2000 in Kenyan waters of Lake Victoria. Stomach contents of 1980 specimens collected
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::539ff79651fd470284f9e32839382bbb
https://doi.org/10.1111/j.1365-2028.2004.00503.x
https://doi.org/10.1111/j.1365-2028.2004.00503.x