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Tag Archives: Sweetpotato

SASHA Brief 06: Yield Impact of Sweetpotato Begomoviruses: Are They Significant?

We established the occurrence and distribution of begomoviruses in Kenya. Field survey was conducted in major sweetpotato growing regions (i.e., Western, Nyanza, Coast, and Eastern). A total of 896 samples were collected and tested by PCR to confirm begomoviruses. One hundred and sixty-seven (167) tested positive from the different regions. …
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Adapting sweetpotato production to changing climate in Mozambique

Vines are the major source of planting material in sweetpotato. Extended dry spells hinder conservation of vines and in turn affect the availability of planting material at the onset of rains in southern Africa. In some cases, improved sweetpotato germplasm has been lost by smallholder farmers in Mozambique due to …
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The dynamics of smallholder farmers' acquisition and distribution of sweetpotato vines in the Lake Victoria Zone Region, Tanzania

This paper offers new insights into smallholder farmer’s practices regarding acquisition and distribution of sweetpotato planting material in the Mwanza and Mara regions of Tanzania by examining three specific issues: (i) farmers’ sources of planting material; (ii) factors that influence farmers’ sourcing of planting materials outside their own farms and …
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SWEETPOTATO VINES (PLANTING MATERIAL) AS A BUSINESS IN AFRICA: Commercializing seed systems in Uganda and Tanzania

In the many parts of Africa that have a long dry season, farmers complete the main harvest of sweetpotato roots by the early part of the dry season. This harvest and desiccation during the remaining part of the season destroy the foliage of these crops, so those that supply vines …
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  • Pages: 21

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