RP-Department of Agricultural Sciences and Technology
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Recent Submissions
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Nitrogen fertilization coupled with foliar application of iron and molybdenum improves shade tolerance of soybean under maize-soybean intercropping
(Frontiers, 2022-10)Maize-soybean intercropping is practiced worldwide because of some of the anticipated advantages such as high crop yield and better utilization of resources (i.e., water, light, nutrients and land). However, the shade of ... -
Nitrogen fertilization coupled with iron foliar application improves the photosynthetic characteristics, photosynthetic nitrogen use efficiency, and the related enzymes of maize crops under different planting patterns
(Frontiers, 2022-09)Photosynthetic rate (Pn) and photosynthetic nitrogen use efficiency (PNUE) are the two important factors affecting the photosynthesis and nutrient utilization of plant leaves. However, the effect of N fertilization combined ... -
Tillage Methods and Inorganic Nutrients Source’s Interactive Effects in Maize and Beans Performance
(JuniPer, 2022-07-28)Maize and bean production have been on a declining trend in the majority of households in sub-Saharan African nations, Kenya inclusive. To improve the production of these crops, the current study aimed at assessing the ... -
Heightening Sorghum Nitrogen Uptake while Maintaining Optimal Soil Nutrient Levels Through Mineral Fertiliser Application
(scientific research publishing, 2022-08-17)Improving nutrient management of soils is important in subsistence farming systems in the tropics due to declining soil fertility resulting from continuous cropping coupled with inadequate nutrient replenishment. Balancing ... -
Current Status and Prospects of Improving Sunflower Production in Tanzania Through Intercropping with Sunn Hemp
(Association for Agriculture Environment and Biotechnology, 2022-06)This paper highlights the importance of sunflower, and its current status, giving the prospects of improving its production through intercropping it with sunn hemp legume. The review focuses on Tanzania, where smallholder ... -
Role of Minjingu Rock Phosphate and Nitrogen Fertilizer in Improving Phosphorus and Nitrogen Use Efficiency in Maize A Kenyan Case Study
(Association for Agriculture Environment and Biotechnology A A E B, 2022-05)Maize, an essential food item in Kenya, is grown in soils characterized by low pH and low plant-available phosphorus (P), particularly in the Western part of the nation. Low available P and soil acidity are the fundamental ... -
Effects of Rhizobium inoculum compared with mineral nitrogen fertilizer on nodulation and seed yield of common bean. A meta-analysis
(INRAE and Springer-Verlag France SAS, 2022)Common bean (Phaseolus vulgaris) is one of the most important legumes for human consumption. It is highly adaptable to different edaphoclimatic conditions, being an important crop in addressing global food security challenges. ... -
Effects of Stress Modifier Biostimulants on Vegetative Growth, Nutrients, and Antioxidants Contents of Garden Thyme (Thymus vulgaris L.) Under Water Deficit Conditions
(Springer Science+Business Media, 2021-12)The aim of this study is to investigate the effect of stress modulators on vegetative growth, antioxidants, and nutrient content of Thymus vulgaris L. under water deficit stress conditions. A factorial experiment was ... -
Response of Gadam Sorghum (Sorghum bicolor) to Farmyard Manure and Inorganic Fertilizer Application
(ASSOCIATION FOR AGRICULTURE ENVIRONMENT AND BIOTECHNOLOGY, 2022-03)This study aimed to evaluate the effect of Farm Yard Manure (FYM), mineral fertilizers (nitrogen and phosphorus), and their combination on the production of Gadam sorghum in a Kenya Semi-arid region of Makueni and Machakos ... -
Influence of Silicon on Translocation, Compartmentation and Uptake of Lead in Leafy Vegetables
(ASSOCIATION FOR AGRICULTURE ENVIRONMENT AND BIOTECHNOLOGY, 2022-03)Lead (Pb) has phytotoxic and toxic effects on plants and animals. Leafy vegetables accumulate this element resulting in enrichment along the food chain. Silicon has beneficial effects in enhancing plants’ tolerance to ... -
Yield and Quality Traits of Field-grown Sugar Beet (Beta vulgaris L.) in Response to Foliar Application of Micronutrients and Different Levels of Manure
(2021-11)Sugar beet (Beta vulgaris L.) is an agricultural crop with a high sucrose content in the root. Its specific properties make it an essential crop for the sugar processing industry—the response of sugar beet cv. ‘Sonja’ to ... -
Turning biennial into biannual harvest: Long- term assessment of Arabica coffee– macadamia intercropping and irrigation synergism by biological and economic indices
(Wiley, 2022-01)Intercropping that involves coffee (Coffee arabica L.) and macadamia (Macadamia integrifolia Maiden & Betche) can achieve the complementarity between component crops aiming at better use of natural resources, hence resul ... -
Improving Quantitative and Qualitative Properties of Cotton Through the Use of Organic and Chemical Fertilizers Under Water Deficit Stress Conditions
(Association of Agriculture, Environment and Biotechnology(AAEB), 2021-12)Water deficit stress and poor soil fertility in arid and semi-arid regions are the most important factors limiting the growth and yield of cotton plants. A factorial experiment was conducted in a randomized complete block ... -
Growth tolerance, concentration, and uptake of heavy metals as ameliorated by silicon application in vegetables
(Tylor and Francis, 2022-03)Lead (Pb) and cadmium (Cd) are among the heavy metals with phytotoxic and toxic effects on vegetables resulting in a significant decrease in crop yields. On the contrary, silicon (Si) has beneficial effects in enhancing ...
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Nitrogen fertilization coupled with foliar application of iron and molybdenum improves shade tolerance of soybean under maize-soybean intercropping
(Frontiers, 2022-10)Maize-soybean intercropping is practiced worldwide because of some of the anticipated advantages such as high crop yield and better utilization of resources (i.e., water, light, nutrients and land). However, the shade of ... -
Nitrogen fertilization coupled with iron foliar application improves the photosynthetic characteristics, photosynthetic nitrogen use efficiency, and the related enzymes of maize crops under different planting patterns
(Frontiers, 2022-09)Photosynthetic rate (Pn) and photosynthetic nitrogen use efficiency (PNUE) are the two important factors affecting the photosynthesis and nutrient utilization of plant leaves. However, the effect of N fertilization combined ... -
Tillage Methods and Inorganic Nutrients Source’s Interactive Effects in Maize and Beans Performance
(JuniPer, 2022-07-28)Maize and bean production have been on a declining trend in the majority of households in sub-Saharan African nations, Kenya inclusive. To improve the production of these crops, the current study aimed at assessing the ... -
Heightening Sorghum Nitrogen Uptake while Maintaining Optimal Soil Nutrient Levels Through Mineral Fertiliser Application
(scientific research publishing, 2022-08-17)Improving nutrient management of soils is important in subsistence farming systems in the tropics due to declining soil fertility resulting from continuous cropping coupled with inadequate nutrient replenishment. Balancing ... -
Current Status and Prospects of Improving Sunflower Production in Tanzania Through Intercropping with Sunn Hemp
(Association for Agriculture Environment and Biotechnology, 2022-06)This paper highlights the importance of sunflower, and its current status, giving the prospects of improving its production through intercropping it with sunn hemp legume. The review focuses on Tanzania, where smallholder ... -
Role of Minjingu Rock Phosphate and Nitrogen Fertilizer in Improving Phosphorus and Nitrogen Use Efficiency in Maize A Kenyan Case Study
(Association for Agriculture Environment and Biotechnology A A E B, 2022-05)Maize, an essential food item in Kenya, is grown in soils characterized by low pH and low plant-available phosphorus (P), particularly in the Western part of the nation. Low available P and soil acidity are the fundamental ... -
Effects of Rhizobium inoculum compared with mineral nitrogen fertilizer on nodulation and seed yield of common bean. A meta-analysis
(INRAE and Springer-Verlag France SAS, 2022)Common bean (Phaseolus vulgaris) is one of the most important legumes for human consumption. It is highly adaptable to different edaphoclimatic conditions, being an important crop in addressing global food security challenges. ... -
Effects of Stress Modifier Biostimulants on Vegetative Growth, Nutrients, and Antioxidants Contents of Garden Thyme (Thymus vulgaris L.) Under Water Deficit Conditions
(Springer Science+Business Media, 2021-12)The aim of this study is to investigate the effect of stress modulators on vegetative growth, antioxidants, and nutrient content of Thymus vulgaris L. under water deficit stress conditions. A factorial experiment was ... -
Response of Gadam Sorghum (Sorghum bicolor) to Farmyard Manure and Inorganic Fertilizer Application
(ASSOCIATION FOR AGRICULTURE ENVIRONMENT AND BIOTECHNOLOGY, 2022-03)This study aimed to evaluate the effect of Farm Yard Manure (FYM), mineral fertilizers (nitrogen and phosphorus), and their combination on the production of Gadam sorghum in a Kenya Semi-arid region of Makueni and Machakos ... -
Influence of Silicon on Translocation, Compartmentation and Uptake of Lead in Leafy Vegetables
(ASSOCIATION FOR AGRICULTURE ENVIRONMENT AND BIOTECHNOLOGY, 2022-03)Lead (Pb) has phytotoxic and toxic effects on plants and animals. Leafy vegetables accumulate this element resulting in enrichment along the food chain. Silicon has beneficial effects in enhancing plants’ tolerance to ... -
Turning biennial into biannual harvest: Long- term assessment of Arabica coffee– macadamia intercropping and irrigation synergism by biological and economic indices
(Wiley, 2022-01)Intercropping that involves coffee (Coffee arabica L.) and macadamia (Macadamia integrifolia Maiden & Betche) can achieve the complementarity between component crops aiming at better use of natural resources, hence resul ... -
Improving Quantitative and Qualitative Properties of Cotton Through the Use of Organic and Chemical Fertilizers Under Water Deficit Stress Conditions
(Association of Agriculture, Environment and Biotechnology(AAEB), 2021-12)Water deficit stress and poor soil fertility in arid and semi-arid regions are the most important factors limiting the growth and yield of cotton plants. A factorial experiment was conducted in a randomized complete block ... -
Yield and Quality Traits of Field-grown Sugar Beet (Beta vulgaris L.) in Response to Foliar Application of Micronutrients and Different Levels of Manure
(2021-11)Sugar beet (Beta vulgaris L.) is an agricultural crop with a high sucrose content in the root. Its specific properties make it an essential crop for the sugar processing industry—the response of sugar beet cv. ‘Sonja’ to ... -
Growth tolerance, concentration, and uptake of heavy metals as ameliorated by silicon application in vegetables
(Tylor and Francis, 2022-03)Lead (Pb) and cadmium (Cd) are among the heavy metals with phytotoxic and toxic effects on vegetables resulting in a significant decrease in crop yields. On the contrary, silicon (Si) has beneficial effects in enhancing ... -
Economic Importance, Ecological Requirements and Production Constraints of Potato (Solanum tuberosum L.) in Kenya
(Association of Agriculture Environment and Biotechnology, 2021-12)In Kenya, potato production is done mainly by smallholder farmers as a key food and cash crop. About 83% of the country’s crop production is mainly in highland areas with an altitude of between 1,200 and 3,000 m above sea ... -
Communication Factors Influencing Adoption of Soil and Water Conservation Technologies in the Dry Zones of Tharaka-Nithi County, Kenya
(2021-10-19)Integrated soil fertility and soil water conservation technologies are possible solutions to the low per capita food production in Sub-Saharan Africa (SSA). Nonetheless, the rate of adoption of these technologies by ... -
Indigenous and Conventional Climate-Knowledge for Enhanced Farmers’ Adaptation to Climate Variability In the Semi-Arid Agro-Ecologies of Kenya
(Elsevier, 2021-10-28)Climate variability is among the main threats to rain-dependent smallholder farming in most sub-Saharan Africa countries. Hence, farmers should make efforts at the local level to utilize indigenous knowledge (IK) ... -
Response of Common Beans Varieties to a Mixed Population of Root Knot Nematodes (Meloidogyne spp) in Central Highlands of Kenya
(IJAIR, 2018-02-03)Response of eight bean varieties to Meloidogyne javanica and M. arenaria was evaluated under greenhouse and field conditions. The bean varieties were GLP2 (Rosecoco), GLP24 (Canadian wonder/Gituru), GLPX92 (Mwitemania), GLP585 ... -
Role of Mass Trapping in the Management of Leafminer (Tutaabsoluta) on Tomato in the Central Highlands of Keny
(Center for Promoting Ideas, USA, 2015-06)Tomato plays a critical role in meeting domestic and nutritional food requirements, generation of income and creation of employment for both the rural and urban populations in Kenya. However, its production is threatened by ...