Browsing by Author "Arama, Peter"
Now showing items 1-19 of 19
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Antibacterial activity of Moringa oleifera and Moringa stenopetala methanol and n-hexane seed extracts on bacteria implicated in water borne diseases
Arama, Peter; Atieno, Walter; Wagai, Samuel; Ogur, Joseph (African Journal of Microbiology Research, 2010-11)The anti-bacterial activity of methanol and n-hexane extracts of Moringa oleifera and Moringa stenopetala seeds was conducted on 3 bacterial species (Salmonella typhii, Vibrio cholerae and Escherichia coli) which normally ... -
Disparity between Leaf and Root Symptoms and Crop Losses Associated with Cassava Brown Streak Disease in Four Countries in Eastern Africa
Arama, Peter; Hillocks, Rory; Ogendo, Joshua Ondura; Mulwa, Richard; Alacho, Francis (Journal of phytopathology, 2015)Cassava brown streak disease is endemic to the coastal regions of East Africa, and from around 2004, the disease resurged and became epidemic in the Great Lakes Region, where it continues to spread. In both these areas, ... -
Disparity between Leaf and Root Symptoms and Crop Losses Associated with Cassava Brown Streak Disease in Four Countries in Eastern Africa
Arama, Peter; Hillocks, Rory; Maruthi, Midatharahally; Kulembeka, Heneriko; Jeremiah, Simon; Alacho, Francis; Masinde, Emily; Ogendo, Joshua Ondura; Mulwa, Richard; Mkamilo, Geoffrey; Kimata, Bernadetta; Mwakanyamale, Davis; Mhone, Albert; Benesi, Ibrahim (Journal of Phytopathology, 2015)Cassava brown streak disease is endemic to the coastal regions of East Africa, and from around 2004, the disease resurged and became epidemic in the Great Lakes Region, where it continues to spread. In both these areas, ... -
Effect of infection by Metarhizium anisopliae isolate ICIPE 51 on developmental stage, fecundity and intrinsic rate of increase of Rhopalosiphum padi and Metopolophium dirhodum
Arama, Peter; Murerwa, Patrick; Kamau, Alice Wanjiku; Maniania, Nguya Kalemba (Full Length Research Paper, 2014)This study assesses the pathogenisity of Metarhizium anisopliae isolate ICIPE 51 against different nymphal instars and adults of Rhopalosiphum padi and Metopolophium dirhodum and investigates effects of fungal infection ... -
Effect of infection by Metarhizium anisopliae isolate ICIPE 51 on developmental stage, fecundity and intrinsic rate of increase of Rhopalosiphum padi and Metopolophium dirhodum
Arama, Peter; Murerwa, Patrick; Nguya, Kalemba (Journal of Entomology and Nematology, 2014)This study assesses the pathogenicity of Metarhizium anisopliae isolate ICIPE 51 against different nymphal instars and adults of Rhopalosiphum padi and Metopolophium dirhodum and investigates effects of fungal infection ... -
Effects of cultivar, isolate and environment on resistance of wheat to septoria tritici blotch in Kenya
Arama, Peter (1996)The research described in this thesis focused on the characterization of some of the factors that influence disease assessment, development and expression of resistance in wheat cultivars to septoria tritici blotch. ... -
Evaluation of advanced wheat ( Triticum aestivum L.) lines for stem rust ( Puccinia graminis f. sp. tritici ) resistance and yield
Arama, Peter; Cheruiyot, Duncan; Ojwang, Pascal P. Okwiri; Njau, Peter N.; Sridhar, Bhavani (International Journal of Agronomy and Agricultural Research (IJAAR), 2015)Stem rust disease caused by Puccinia graminis f. sp tritici is a major challenge to wheat (Triticum aestivum) production in Kenya and other wheat growing countries of Africa and Asia. The current study aimed at evaluating ... -
Evaluation of advanced wheat (Triticum aestivum L.) lines for stem rust (Puccinia graminis f. sp. tritici) resistance and yield
Arama, Peter; Njau, Peter N.; Ojwang, Pascal P. Okwiri; Cheruiyot, Duncan; Bhavani, Sridhar (International Journal of Agronomy and Agricultural Research (IJAAR), 2015)Stem rust disease caused by Puccinia graminis f. sp tritici is a major challenge to wheat (Triticum aestivum) production in Kenya and other wheat growing countries of Africa and Asia. The current study aimed at evaluating ... -
Evaluation of popular cassava varieties for yield and cyanide content under asal conditions in kenya
Arama, Peter; Wambua, M; Mulwa, R.M.S.; Atieno, S.A. (African Crop Science Journal, 2020)Cassava (Manihot esculenta Crantz) is a staple food crop grown by smallholder farmers in the marginal regions of western, coastal and eastern Kenya. The objective of this study was to evaluate popular cassava varieties ... -
Harvesting surface rainwater – purification using Moringa oleifera seed extracts and aluminum sulfate
Wagai, Samuel; Arama, Peter; Ogur, Joseph Acholl; Otieno, Walter Atieno; Ochieng, Owido Seth (Journal of Agricultural Extension and Rural Development, 2011)Ground water harvesting is a method of collecting surface runoff from a catchment’s area and storing it in surface reservoirs. The water harvested is usually contaminated and turbid. Methods used to purify water include ... -
Harvesting surface rainwater – purification using Moringa oleifera seed extracts and aluminum sulfate
Arama, Peter; Otieno, Wagai Samuel; Acholla, Ogur Joseph; Otieno, Walter Atieno; Ochieng, Owido Seth; Mukisira, Mahagayu Clerkson (Journal of Agricultural Extension and Rural Development, 2011)Ground water harvesting is a method of collecting surface runoff from a catchment’s area and storing it in surface reservoirs. The water harvested is usually contaminated and turbid. Methods used to purify water include ... -
The influence of temperature on infection of rhynchosporium secalis on resistant and susceptible barley varietie
Arama, Peter (1987)The upsurge o f b a rle y s c a ld has been o f much con cern to barley g row ers, breed ers and p a th o lo g is ts in Kenya. Y ield lo s s e s due to s c a ld average 30% though lo s s e s upto 52% have been r e co r ... -
Morphometric Study of Senna didymobotrya (Fresen.) H. S. Irwin and Barneby in Kenya
Arama, Peter; Jeruto, Pascaline; Anyango, Beatrice; Nyunja, Regina; Taracha, Catherine; Opiyo, Sylvia (Journal of Natural Sciences Research, 2017)Herbal medicine has been used for many years and it remains widespread in developing countries while the use of complementary alternative medicine is increasing rapidly in developed countries. Senna didymobotrya is important ... -
Occurrence and estimated losses caused by cassava viruses in Migori County, Kenya
Arama, Peter; Masinde, Emily Atieno; Ogendo, Joshua Ondura; Maruthi, Midatharahally N.; Hillocks, Rory; Mulwa, Richard (African Journal of Agricultural Research, 2016)A farm survey was conducted in Kuria East and Suna West sub-counties to determine the incidence, severity and estimated losses of cassava brown streak disease (CBSD) and cassava mosaic disease (CMD) on cassava crops in ... -
Occurrence and estimated losses caused by cassava viruses in Migori County, Kenya
Arama, Peter; Mulwa, Richard M.S.; Hillocks, Rory; Maruthi, Midatharahally N.; Ogendo, Joshua Ondura; Masinde, Emily Atieno (African Journal of Agricultural Research, 2016)A farm survey was conducted in Kuria East and Suna West sub-counties to determine the incidence, severity and estimated losses of cassava brown streak disease (CBSD) and cassava mosaic disease (CMD) on cassava crops in ... -
Pre- and post harvest factors affecting sorghum production ( S orghum b icolor L. Moench) among smallholder farming communities
Arama, Peter; Kange, Alex M.; Cheruiyot, Erick K.; Ogendo, Joshua Ondura; Ochola, Sylvans O. (International Journal of Agronomy and Agricultural Research (IJAAR), 2014)A farm survey was conducted on Sorghum (Sorghum bicolor L. Moench) as a staple cereal crop adapted in arid and semi – arid lands. The objective was to determine pre - and post - harvest factors affecting sorghum production. ... -
Pre- and post harvest factors affecting sorghum production (Sorghum bicolor L. Moench) among smallholder farming communities
Arama, Peter; Ochola, Sylvans O.; Kange, Alex M.; Cheruiyot, Erick K.; Ogendo, Joshua Ondura (International Journal of Agronomy and Agricultural Research (IJAAR), 2014)A farm survey was conducted on Sorghum (Sorghum bicolor L. Moench) as a staple cereal crop adapted in arid and semi – arid lands. The objective was to determine pre - and post - harvest factors affecting sorghum production. ... -
Use of soil streptomycetes from Maseno (Kenya) to inhibit growth of Pyricularia grisea invitro cultures
Arama, Peter; Opande, George; Okumu, Were (IOSR Journal of Agriculture and Veterinary Science (IOSR-JAVS), 2013)The most serious biotic constraint to finger millet worldwide is blast caused by the fungus Pyricularia grisea. Its management has been very challenging. However not a formidable control solution has been offered and ... -
Use of soil streptomycetes from Maseno (Kenya) to inhibit growth of Pyricularia grisea invitro cultures.
Arama, Peter; Okumu, Were; Opande, George (IOSR Journal of Agriculture and Veterinary Science (IOSR-JAVS), 2013)The most serious biotic constraint to finger millet worldwide is blast caused by the fungus Pyricularia grisea. Its management has been very challenging. However not a formidable control solution has been offered and ...