PhD-Masters Students

Tomato in Kenya is the second important vegetable both in production and revenue generation. In recent times, its production and yield has adversely been affected by the newly introduced invasive, tomato leaf miner (Tuta absoluta). A survey to… Read More

Potato cyst nematodes is a significant constraint to potato production in Kenya. Therefore, a study was carried out with the aim of determining the diversity of PCN populations in the country; site specific factors that contribute to spread and… Read More

Breeding has significantly improved drought tolerance in green gram. Important pests of green gram are pod borers, aphids and whiteflies. Field experiments were conducted in southeastern Kenya to evaluate a collection of old and new green gram… Read More

Bacterial wilt (Bw) caused by Ralstonia solanacearum (RS) is a major production constraint in tomato causing yield losses of 35% to 90% in field and greenhouse. The objectives were; to determine reaction of common tomato varieties; assess the… Read More

Green gram (Vigna radiate (L) is among the most widely consumed legumes in Kenya. Root rot of green grams caused by Fusarium oxysporum has been documented as the major biotic challenge… Read More

Maize is cultivated in different climatic and ecological conditions in Africa. In Kenya, it’s a principal crop with an average of 90% of residents in maize production areas relying on it for food and employment. Production of maize has been on… Read More

Soil-dwelling insect pests constitute a significant challenge to vegetable production in Kenya, but their monitoring and management is constrained by soil heterogeneity and overreliance on pesticide. A field survey was conducted… Read More

The overreliance and the use of broad-spectrum synthetic insecticides have been used in the management of pests affecting French beans has been linked to the detrimental effects on non-target organisms and human health. This has led to a growing… Read More

Maize is the staple food for most Kenyan households, however over the decade maize yields have decreased or remained stagnant. This is partly attributed to poor soil fertility and soil heterogeneity, despite much work having been done to tackle… Read More

Stinkbug is an important pest of macadamia. The study was to establish infestation density and qualitative loss attributed to stinkbug, farmer management practices of the pest and to rear the egg parasitoid in the laboratory. Farmer knowledge on… Read More