Browsing Faculty of Agriculture & Veterinary Medicine (FAg / FVM) by Title
Now showing items 1585-1604 of 2960
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Genetic and Phenotypic diversity of cultivated Robusta coffee (Coffea canephora Pierre) in Uganda and effect of environmental factors on quality
(University of Nairobi, 2013)Cultivated Coffea canephora in Uganda has low productivity with unknown quality trait variability. At present in Uganda, improvement of quality aspects of the Coffea canephora that would directly translate to increased ... -
Genetic And Physiological Studies On Drought Resistance Traits In Dry Bean (phaseolus Vulgaris_l.) In Kenya
(University of NairobiCrop Science Department, 1999)Field and trough studies were conducted to evaluate response of physiological and morphological traits of dry bean tPhaseolus vulgaris L.) genotypes to water stress over a period of two seasons. Thirty six bean genotypes ... -
Genetic architecture of yield and earliness components in maize (Zea mays L.)
(Plant Science & Crop Protection, University of Nairobi, 1986)Eight parents (maize inbred lines) derived from diverse base populations of maize were used to develop twenty eight single crosses excluding reciprocals in a diallel mating system. The twenty eight single crosses and ... -
Genetic charactalisation and nutritional analysis of eastern and south African cleome gynandra (spider plants)accessions
(University of Nairobi, 2017) -
Genetic characterization of some selected east african indigenous cattle
(University of NairobiDepartment of animal production, 2008)The indigenous cattle breeds of Kenya have special adaptations (resistance to diseases, utilization oflow quality feeds and surviving under high tropical temperatures). There is a risk of loosing these unique adaptive ... -
Genetic Control of Photoperiod Sensitivity, Selection for Short-day Adaptation in Runner Bean and Validation of Multiple Disease Resistance in Snap Bean in Kenya
(University Of Nairobi, 2016)Runner bean (Phaseolus coccineus L.) and snap bean (Phaseolus vulgaris L.) are the most cultivated species of Phaseolus. These crops offer a great potential for addressing food insecurity, income generation and poverty ... -
Genetic diversity among isolates of Colletotrichum Kahawae causing coffee berry disease and their interactions with varieties and breeding populations of Arabica coffee
(Department of Crop Protection, University of Nairobi, 1998)The objective of this study was to determine the nature and magnitude of genetic diversity of Colletotrichum kahawae Waller & Bridge (1993), the causal agent of coffee berry disease (CBD) and its implication on pathogen ... -
Genetic Diversity And Effectiveness Of Elite Indigenous Nodulating Rhizobia On Soybean Productivity In South Kivu Province, Democratic Republic Of Congo
(University of Nairobi, 2021)Soybean (Glycine max L. Merr.) is an important crop in South Kivu Province of the Democratic Republic of the Congo (DRC), but its productivity has been limited by poor soil fertility. Inoculation of rhizobium is touted ... -
Genetic Diversity And Population Abundance Of The Wild Penaeid Shrimps Of Malindi–Ungwana Bay In Kenya: Implications For Aquaculture And Conservation
(University of Nairobi, 2020)Penaeid shrimps have recently become one of the most valuable fishery resources in Malindi–Ungwana Bay in the north coast of Kenya that resulted to the adoption of a Prawn Fisheries Management Plan 2010. The genetic diversity ... -
Genetic diversity and relationship of indigenous goats of sub-saharan Africa using microsatellite DNA markers
(University of NairobiDepartment of Animal Production, 2006)This study was undertaken to determine the genetic structure, relationship and genetic diversity among 18 populations of goats from sub-Saharan Africa including Uganda (4), Tanzania (5), Kenya (2), Mozambique (2), Nigeria ... -
Genetic diversity in banana weevil Cosmopolites sordidus, populations in Banana growing regions of the world.
(Department of Crop Protection, University of Nairobi, 2001)Genetic variability in banana weevil populations was analyzed in a large number of samples obtained from 15 banana growing tropical countries using random amplified polymorphism DNA (RAPD). A total of 46 RAPD markers ... -
Genetic diversity in Tanzanian pigeonpea [cajanus cajan (L.) millsp.J landraces
(University of NairobiDepartment of plant science and crop protection, 2007)A total of 123 pigeonpea landraces from farmers' fields in four pigeonpea growing regions (low altitude Coastal , Eastern and Southern plains and Northern highlands) of Tanzania were characterized for 16 qualitative and ... -
Genetic Diversity of Cassava (Manihot Esculenta Crantz) Germplasm and Effect of Environment on Resistance to Cassava Brown Streak and Cassava Mosaic Diseases in Burundi
(University of Nairobi, 2021)Cassava is an important cash crop for many small scale farmers in Burundi. Most small scale farmers use local landraces and though they have farmer preferred traits, their genetic diversity is unknown and marred by phenotypic ... -
Genetic diversity of indigenous chicken (gallus domesticus) population in Kenya
(University of Nairobi, 2017)This study was conducted with the aim of analyzing the diversity, relationship and population structure of the local indigenous chicken ecotypes in Kenya at the genetic level. Ecotypes from different regions were compared ... -
Genetic evaluation of Kenyan Boran herds and Kenya Boran embryo export in Kenya
(University of NairobiDepartment of animal production, 2010)The Kenyan Boran cattle has remained a breed of interest for beef production by many countries because of its superiority in terms of growth, reproduction, carcass traits, maternal traits and cow productivity indices in ... -
Genetic evaluation of the dairy cattle herd at the University of Nairobi veterinary farm
(University of NairobiDepartment of animal production, 2005)A total of 963 performance records were collected from 250 daughters of 71 sires, covering a period of 15 years (1989-2003), were used to genetically evaluate the performance of a dairy herd at the UoN veterinary farm ... -
Genetic improvement for grain yield under drought stress, composition and gene action on elite sorghum Genotypes of Kenya
(University of Nairobi, 2020)World food security is greatly challenged by climate change effect. Sub Saharan Africa is adversely affected by drought with considerable yield losses. The solution to food insecurity in these areas depends on the breeding ... -
Genetic Polymorphism Of beta-lactoglobulin In Kenyan Small East African Goat (Capra Hircus) Breed Using PCR_RFLP And Sequencing
(University of Nairobi, 2015)Polymorphism in the beta-lactoglobulin gene has been successfully studied in many goat populations of the world. However, this has not been clarified yet in the local Kenyan goat (Capra hircus) breeds. The objectives of ... -
Genetic resistance of scottish blackface sheep to gastric nematodes association with the eosinophil
(University of NairobiFaculty of Veterinary Medicine, 1994)The gastric nematodes, Haemonchus contortus and Ostertagia (TeladrosagiaJ circumcincta, are the most pathogenic and economically important parasites of sheep in tropical and temperate areas, respectively. There are no ... -
Genetic studies of earliness, yield and fiber length upland cotton ( gossypium hirsutum L.)
(Plant Science & Crop Protection, University of Nairobi, 1979)The Inheritance of yield, fibre length and airlines in Upland cotton (Gossypium hirsutum L.) w s studied using Pi. P2r F1' F2, B1' 82 populations in five Inter varietal crosses. The commercial variety., UKAS9/240. (Pi) ...