Browsing Department of Botany by Title
Now showing items 94-113 of 229
-
Evaluation of selected Acremonium zonatum Saw. Gams. mycoherbicide-oil mixtures for Eichhornia crassipes (Mart.) Solms. Laubach) biocontrol in Lake Victoria (Kenya
(IOSR-JAVS, 2017)The use of microbial innoculum oil formulations has shown great promise for enhancing the efficacy of fungal agents that show potential as insecticides, fungicides and herbicides. When used in mycoherbicide formulation, ... -
Evaluation of selected Acremonium zonatum Saw. Gams. mycoherbicide-oil mixtures for Eichhornia crassipes (Mart.) Solms. Laubach) biocontrol in Lake Victoria (Kenya
(2017)The use of microbial innoculum oil formulations has shown great promise for enhancing the efficacy of fungal agents that show potential as insecticides, fungicides and herbicides. When used in mycoherbicide formulation, ... -
Evidence of antibiosis resistance to the spotted stemborer, Chilo partellus (Swinhoe) in a maize (Zea mays L.) population
(Cambridge University Press, 1998-09)S2 line and S2 test-cross recurrent selection procedures were initiated to improve the resistance of a maize (Zea mays L.) population to the spotted stemborer, Chilo partellus (Swinhoe) (Lepidoptera: Pyralidae). Thirty-five ... -
extracts against Xanthomonas campestris Pv vesicatoria isolated from diseased African nightshade (Solanum scabrum)
(2018-09-30)Solanum scabrum Mill is widely cultivated for consumption as a leafy vegetable, for medicinal purposes and as a source of income. Its productivity is faced with many challenges as farmers in Kenya have been recording low ... -
Face attack and patients’ response strategies in a Kenyan hospital†
(Journal of social linguistics, 2010)Social power can be exercised by face attack where power differentials are sufficiently great and significant retaliation or sanctions are unlikely. Such exercise of social power is common in military contexts. It is not ... -
Female gametophyte in two Kenyan species of Inversodicraea (Podostemaceae).
(Academic Journals, 2009)The ontogeny and organization of the female gametophyte in I. bifurcata and Inversodicraea keniensis sp. nov. in Kenya were studied. The ontogeny of the female gametophyte was classified under the Apinagia type. The primary ... -
Field evaluation of selected NERICA rice cultivars in Western Kenya
(Academic Journals, 2011-01-04)Food shortage is a major problem in sub-Saharan Africa as population increases. NERICA (New Rice for Africa), the high yielding rice cultivars with short growth cycle were developed to solve the food crisis. The progeny ... -
Field transmission efficiency of Alternaria sesami in sesame from infected seed
(Elsevier, 2003-11-30)Four sesame accessions with varying levels of susceptibility to Alternaria sesami were selected from an advanced germplasm collection of the Sesame Improvement Project to determine transmission efficiency of A. sesami from ... -
Foliar Diseases and the Associated Fungi in Rice Cultivated in Kenya.
(MDPI, 2022)We conducted a survey to assess the occurrence and severity of rice blast and brown spot diseases on popular cultivars grown in the Busia, Kirinyaga, and Kisumu counties of Kenya in 2019. Working with agricultural extension ... -
Four Domains Of Parenting In Kenya
(Routledge, 2021)The goals of this study were to track changes in parental warmth and rules/limit-setting over time and to examine parents’ age at the time of their child’s birth, parents’ education, and child gender in relation to changes ... -
Genetic diversity among isolates of Colletotrichum kahawae causing coffee berry disease
(Association Scientifique Internationale du Café (ASIC) 17th Colloque, Montpellier, France, 1997)En este trabajo, aislamientos de una conidia de/Colletotrichum kahawae/, se sometieron a un análisis genético usando pruebas de patogenicidad y marcadores de proteínas, isoenzimas y RAPD. Para comparar, se incluyeron las ... -
Genetic diversity analysis reveals genetic differentiation and strong population structure in Calotropis plants
(Nature Publishing Group, 2018)The genus Calotropis (Asclepiadaceae) is comprised of two species, C. gigantea and C. procera, which both show significant economic potential for use of their seed fibers in the textile industry, and of their bioactive ... -
Genotype and Environment Interactions of Yields and Yield Components of Tea (Camellia sinensis) Cultivars in Kenya
(Scientific Research Publishing, 2016-04-05)The tea crop provides income and employment to rural populations in many countries. In Kenya, tea, which is the leading export commodity crop, is grown in highlands east and west of the Rift Valley at altitudes ranging ... -
Growth and Gas Exchange Responses of Maize and Banana Plants in an Intercrop with Agroforestry Tree Species in Vihiga County, Kenya
(Asian Journal of Research in Crop Science, 2021)Agroforestry trees have been reported to improve soil fertility through nitrogen fixation, coupled with leaves and twig decomposition. High human population pressure in Vihiga County has led to reduced land area under ... -
Growth and nutrient uptake among three wetland plant species occurring in Lake Victoria basin in Kenya.
(AGRICULTURE AND BIOLOGY JOURNAL OF NORTH AMERICA, 2010)Nutrient enrichment is one of the most serious threats to wetland ecosystems. Information is lacking, particularly concerning the response of wetland plants species in Kenya in regard to nutrient enrichment of wetlands. ... -
Growth changes of seven Amaranthus (spp) during the vegetative and reproductive stages of development as influenced by variations in soil water deficit
(International Journal of Research and Innovations in Earth Science, 2015)Soil water deficit is a principal a biotic factor that limits plant growth and development in dry areas. Insufficient moisture contributes to soil water deficit and some negative effects on Amaranthus (spp) such as reduced ... -
Growth changes of seven Amaranthus (spp) during the vegetative and reproductive stages of development as influenced by variations in soil water deficit
(International Journal of Research and Innovations in Earth Science, 2015)Soil water deficit is a principal a biotic factor that limits plant growth and development in dry areas. Insufficient moisture contributes to soil water deficit and some negative effects on Amaranthus (spp) such as reduced ... -
Growth changes of seven Amaranthus (spp) during the vegetative and reproductive stages of development as influenced by variations in soil water deficit
(International Journal of Research and Innovations in Earth Science, 2015)Soil water deficit is a principal a biotic factor that limits plant growth and development in dry areas. Insufficient moisture contributes to soil water deficit and some negative effects on Amaranthus (spp) such as reduced ... -
Growth characteristics of Bambara groundnuts (Vigna subterranea) and Nerica rice (Oryza sativa) under intercrop system.
(IDOSI Publications, 2009)Intercropping offers advantage if well planned including improved soil fertility and yields. Bambara groundnuts have been shown to yield in low fertility soils and have been described as a complete food. Nerica rice has ... -
Growth of avocado plants under saline conditions
(Taylor & Francis Group, 2007-12-13)Avocado (Persea americana Mill.) is an important multipurpose tree crop. A study was conducted to investigate the growth and gas exchange characteristics of avocado seedlings growing under different salinity levels. Plants ...