This review of the literature on varietal change in sub‐Saharan Africa looks in detail at adoption
of new varieties of bananas in Uganda, cassava in Nigeria, potato in Kenya, sweetpotato …

For organic potato producers the two main challenges are disease and nutrient management.
Both factors are limited by regulations that on the one hand prohibit the use of chemical …

Improvement of the potato production system in sub-Saharan Africa (SSA), where potato is
an important cash and food crop, can be a pathway out of poverty. Potato has a short …

Intercropping is gaining popularity in developing countries as a viable strategy for diversifying
cropping systems to ease food insecurity, given that arable land is shrinking, and demand …

In Kenya, seed potato quality is often a major yield constraint in potato production as
smallholder farmers use farm-saved seed without proper management of seed-borne pests and …

… (2) N u t r i e n t u p t a k e e f f i c i e n c y = T o t a l p l a n t n u t r i e n t u p t a k e N u t r i e n
t s u p p l … (3) N u t r i e n t u s e e f f i c i e n c y = P E Y N u t r i e n t s u p p l y Where PEY was …

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 …

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 …

Inherent low soil fertility remains a hindrance to potato production in Kenya and continues to
pose a threat to food security. A study was conducted in Nyandarua and Meru counties to …

Even though potato (Solanum tuberosum L.)-based intercropping systems are widely practised
in developing countries, only a few studies have focused on legumes as the companion …