RP-Department of Agricultural Sciences and Technology
Browse by
Recent Submissions
-
Optimizing soil nitrogen balance in a potato cropping system through legume intercropping
(Springer, 2020)Negative nitrogen balance represents a major factor causing low potato yield in potato growing areas of Kenya while its excessive surplus poses a significant environmental concern. In order to synchronize this tradeoff, ... -
Flowering and Fruiting of Yellow Passion Fruit (Passiflora Edulis, Var F. Flavicarpa. Deg) as Influenced by Different Fertilizer Applications in Kiambu and Embu Counties, Kenya
(Globeedu Group, 2018)Yellow passion fruit (Passiflora edulis f. flavicarpa Deg.) is increasingly becoming an important fruit crop in Kenya and especially in Embu County due to its apparent adaptation to the hot arid conditions. The main ... -
Soybean: An Assessment of Varieties Grown, Seed Sources and Farm-saved Seed Management Practices in Meru South Sub-County, Kenya
(Elixir, 2016)Information on soybean varieties grown and seed sources is scanty. Since soybean seed deteriorates rapidly in the tropics; seed management is key to provision of planting material for the subsequent season. The study ... -
Tomato Production Characteristics, Biotic Constraints and their Management Practices by Farmers in Bungoma County, Kenya
(IISTE, 2019)Tomato (Solanum lycopersicum L.) is an important crop in Bungoma County, Kenya. Its production is constrained by arthropod pests and diseases which make farmers rely heavily on synthetic chemicals to control them. To support ... -
Banana Xanthomonas wilt: a review of the disease, management strategies and future research directions
(African Journal of Biotechnology, 2007-03)Banana production in Eastern Africa is threatened by the presence of a new devastating bacterial disease caused by Xanthomonas vasicola pv. musacearum (formerly Xanthomonas campestris pv. musacearum). The disease has ... -
Climate Change Effects on Rainfall Patterns and It’ S Implications on Sorghum and Millet Production in Kenya: A Review
(The International Journal Of Science & Technoledge, 2016-08)Climate change is greatly affecting precipitation resulting to the recent startling trends of variation in amount, period and distribution. This causes incidences of high rainfall intensity within a short time leading to ... -
Agronomic assessment of phosphorus efficacy for potato (Solanum tuberosum L) under legume intercrops
(Taylor & Francis, 2019)Phosphorus (P) is an essential element and its efficient use is of global importance. This study evaluated the effect of growing potato under legume intercrops on P uptake and use efficiency indices: P harvest index (PHI), ... -
Increasing potato equivalent yield increases returns to investment under potato-legume intercropping systems
(De Gruyter, 2019-11)In order to enhance sustainable intensification of potato-based cropping systems, especially in sub-Saharan Africa (SSA), there is a need to investigate the economic viability of investing in this lucrative venture. This ... -
Intercropping Optimizes Soil Temperature and Increases Crop Water Productivity and Radiation Use Efficiency of Rainfed Potato
(Springer Verlag, 2019)Integrating crop species with different photosynthetic pathways has great potential to increase efficiency in the use of scarce resources. In order to tap the resource complementarity emanating from this mix, this study ... -
Short-term dynamics of soil organic matter fractions and microbial activity in smallholder potato-legume intercropping systems
(Elsevier B.V., 2019)Continuous cultivation of potato (Solanum tuberosum L.) in monoculture systems represents the greatest factor deteriorating soil organic matter (SOM) in smallholder farms. With an aim to breaking this norm, a 2-year ... -
Controlling soil erosion in smallholder potato farming systems using legume intercrops
(Elsevier B.V., 2019)Soil and nutrient losses due to soil erosion are pronounced in potato growing areas of East Africa due largely to the rugged topography and high soil disturbance associated with potato cultivation. This study intercropped ... -
Potato-legume intercropping on a sloping terrain and its effects on soil physico-chemical properties
(Springer International Publishing, 2019)Aims: To assess the effects of potato-legume intercropping on selected soil physical and chemical properties after four consecutive growing seasons (from the short rains in 2014 to long rains 2016). Methods: The experiment ... -
Integrated Soil Fertility Management in Sub-Saharan Africa: Evolving Paradigms Toward Integration
(Springer Nature, 2019-05) -
Technical efficiency and its determinants in smallholder tea production: Evidence from Nyamira and Bomet Counties in Kenya
(Global Journals, 2018)The smallholder tea sub-sector in Kenya has enjoyed relative growth in acreage, output, and number of growers since its inception in the early 1960s, but productivity has remained low. There are huge differentials between ... -
Green Pepper Growth and Yield Response to the Integration of Mulching Materials and Row Plant Spacing
(Academic Research Publishing Group (ARPG), 2017)An experiment was conducted at the Crops Research Station of the Kenya Agricultural and Livestock Research Organization Alupe, Busia County. The experiment was performed to find out the most suitable mulching material and ...
-
Optimizing soil nitrogen balance in a potato cropping system through legume intercropping
(Springer, 2020)Negative nitrogen balance represents a major factor causing low potato yield in potato growing areas of Kenya while its excessive surplus poses a significant environmental concern. In order to synchronize this tradeoff, ... -
Flowering and Fruiting of Yellow Passion Fruit (Passiflora Edulis, Var F. Flavicarpa. Deg) as Influenced by Different Fertilizer Applications in Kiambu and Embu Counties, Kenya
(Globeedu Group, 2018)Yellow passion fruit (Passiflora edulis f. flavicarpa Deg.) is increasingly becoming an important fruit crop in Kenya and especially in Embu County due to its apparent adaptation to the hot arid conditions. The main ... -
Soybean: An Assessment of Varieties Grown, Seed Sources and Farm-saved Seed Management Practices in Meru South Sub-County, Kenya
(Elixir, 2016)Information on soybean varieties grown and seed sources is scanty. Since soybean seed deteriorates rapidly in the tropics; seed management is key to provision of planting material for the subsequent season. The study ... -
Tomato Production Characteristics, Biotic Constraints and their Management Practices by Farmers in Bungoma County, Kenya
(IISTE, 2019)Tomato (Solanum lycopersicum L.) is an important crop in Bungoma County, Kenya. Its production is constrained by arthropod pests and diseases which make farmers rely heavily on synthetic chemicals to control them. To support ... -
Banana Xanthomonas wilt: a review of the disease, management strategies and future research directions
(African Journal of Biotechnology, 2007-03)Banana production in Eastern Africa is threatened by the presence of a new devastating bacterial disease caused by Xanthomonas vasicola pv. musacearum (formerly Xanthomonas campestris pv. musacearum). The disease has ... -
Climate Change Effects on Rainfall Patterns and It’ S Implications on Sorghum and Millet Production in Kenya: A Review
(The International Journal Of Science & Technoledge, 2016-08)Climate change is greatly affecting precipitation resulting to the recent startling trends of variation in amount, period and distribution. This causes incidences of high rainfall intensity within a short time leading to ... -
Agronomic assessment of phosphorus efficacy for potato (Solanum tuberosum L) under legume intercrops
(Taylor & Francis, 2019)Phosphorus (P) is an essential element and its efficient use is of global importance. This study evaluated the effect of growing potato under legume intercrops on P uptake and use efficiency indices: P harvest index (PHI), ... -
Increasing potato equivalent yield increases returns to investment under potato-legume intercropping systems
(De Gruyter, 2019-11)In order to enhance sustainable intensification of potato-based cropping systems, especially in sub-Saharan Africa (SSA), there is a need to investigate the economic viability of investing in this lucrative venture. This ... -
Intercropping Optimizes Soil Temperature and Increases Crop Water Productivity and Radiation Use Efficiency of Rainfed Potato
(Springer Verlag, 2019)Integrating crop species with different photosynthetic pathways has great potential to increase efficiency in the use of scarce resources. In order to tap the resource complementarity emanating from this mix, this study ... -
Short-term dynamics of soil organic matter fractions and microbial activity in smallholder potato-legume intercropping systems
(Elsevier B.V., 2019)Continuous cultivation of potato (Solanum tuberosum L.) in monoculture systems represents the greatest factor deteriorating soil organic matter (SOM) in smallholder farms. With an aim to breaking this norm, a 2-year ... -
Controlling soil erosion in smallholder potato farming systems using legume intercrops
(Elsevier B.V., 2019)Soil and nutrient losses due to soil erosion are pronounced in potato growing areas of East Africa due largely to the rugged topography and high soil disturbance associated with potato cultivation. This study intercropped ... -
Potato-legume intercropping on a sloping terrain and its effects on soil physico-chemical properties
(Springer International Publishing, 2019)Aims: To assess the effects of potato-legume intercropping on selected soil physical and chemical properties after four consecutive growing seasons (from the short rains in 2014 to long rains 2016). Methods: The experiment ... -
Integrated Soil Fertility Management in Sub-Saharan Africa: Evolving Paradigms Toward Integration
(Springer Nature, 2019-05) -
Technical efficiency and its determinants in smallholder tea production: Evidence from Nyamira and Bomet Counties in Kenya
(Global Journals, 2018)The smallholder tea sub-sector in Kenya has enjoyed relative growth in acreage, output, and number of growers since its inception in the early 1960s, but productivity has remained low. There are huge differentials between ... -
Green Pepper Growth and Yield Response to the Integration of Mulching Materials and Row Plant Spacing
(Academic Research Publishing Group (ARPG), 2017)An experiment was conducted at the Crops Research Station of the Kenya Agricultural and Livestock Research Organization Alupe, Busia County. The experiment was performed to find out the most suitable mulching material and ... -
Interaction Effect of Growth Regulators and Irrigation Schedules on Growth and Yield of French Beans in Kiambu County, Kenya
(SCIENCEDOMAIN International, 2018)Inadequate and unreliable rainfall distribution in Kenya has affected negatively agricultural yields and family incomes. Integration of growth regulators can stimulate favorable crop growth under limited moisture, but ... -
Molecular Characterization and Genetic Variation of Root-knot Nematode (Meloidogyne spp.,) in Selected Legume Production Areas of Eastern Kenya
(2016)Root-knot nematodes are sedentary endoparasites of plant roots and the primary nematode pathogens of most cultivated crops worldwide, including legumes. Root- Knot Nematodes of the genus Meloidogyne is the most economically ... -
Integrated management of fusarrium wilt-root knot nematode complex on tomato in central highlands of Kenya
(Canadian Center of Science and Education, 2018)Tomato plays a critical role in meeting nutritional food requirements, generating income and creating employment for both the rural and urban populations in Kenya. However, its production is threatened by the Fusarium wilt ... -
Plant Row Spacing Effect on Growth and Yield of Green Pepper (Capsicum annuum L.) in Western Kenya
(SCIENCEDOMAIN International, 2017)Green pepper production based on the package of recommendations developed has not given the desired growth and yield performances in the world and specifically Kenya. Information is required with which to evolve the ... -
Water Stress Effect on Total Antioxiant Activity and Total Phenolic Content of Solanum scabrum Mill and Solanum scabrum in Kiambu, Kenya
(SCIENCEDOMAIN International, 2017)Aims: The aims of this study were to investigate water stress effect on total phenolics and total antioxidants of selected African nightshades and determine any possible variations in the amount of total phenolics and ...
RSS 1.0