This presentation (in Kinyarwanda language) was made at a training workshop on Integrated Potato Crop Management organized by the International Potato Center (CIP) for Innovation Platform (IP) members of Kadahenda, Rwanda.

1. Guhunika neza Imbuto y’ibirayi
(Seed potato storage)
Jean Claude Nshimiyimana, Seed System Officer,
International Potato Center (CIP), Rwanda
Kadahenda, 29/04/2016

2. Guhunika neza imbuto y’ibirayi

3. Byifashe bite mu Rwanda?
(current status in Rwanda)
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Seed potato storage abandoned or transformed into the churches

4. Byifashe bite
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5. Guhunika nabi (bad storage) - Ingaruka

6. Akamaro k’ibigega
(DLS – Diffused Light Store)
Impamvu:
• Kubura imbuto nziza, ingaruka ku musaruro
• Ubwiza n’ubwinshi bw’imbuto birakenewe
Imbuto ihunitswe neza:
• Iba ifite ubuzima bwiza,
• Imerera igihe n’imemere myinshi
Ibigega byinjiza urumuri n’intambwe nziza yo
kugira imbuto nziza y’ibirayi

7. Ikigega cyinjiza urumuri (DLS)
Ibigega byiza byo guhinikamo imbuto
DLS models developed by
CIP/RAB

8. Uko bubaka ikigega cya DLS
(DLS construction)

9. DLS: Akamaro k’ingenzi
• Ubwiza bw’imiterere
y’imbuto
• Imimere myiza kdi
ibyibushye
• Birinda gushurumbuka
kw’imimere
• Inyubako yoroheje kandi
idahenze
Seed from DLS Seed from dark
storage

10. Ibikwiye kwitabwaho mu kubaka ikigega cya
(DLS)
• Urumuri (light),
• Agatimba (aphid net )
• Etajeri mu kigega (shelves)

11. Exposureto d.light
(Hours per day)
Sprout length after
6 month storage(cm)
Reduction in sprout
growth (%)
0 23.2 0
0.5 10.3 55.6
1 8.2 64.7
2 7.6 67.2
4 6.3 72.8
6 5.3 77.1
8 4.3 81.5
12 2.8 87.9
Ingaruka z’urumuri rw’amanywa ku burebure bw’imimere y’ibirayi bihunitswe
(CIP 1984)
I. Urumuri (light)
Ibyitabwaho mu kubaka ikigega
cya DLS (To be considered)

12. Ibyitabwaho (cont’d)
II. Ama etajeri (shelves)

13. Ibyitabwaho (cont’d)
III. Agatimba (aphid net),
N’urukuta rukomeye rwo
kwirinda udukoko duturutse
hanze y’ikigega

14. Ikigega gifite agatimba hamwe n’akazu ko kumutwe gishobora
kurinda bikomeye udukoko dukurura indwara utiriwe ukoresha
imiti

15. Ubwiza bw’ikirayi kitarwaye buruta cyane
uko wakibona ari cyiza ku maso

16. Acknowledgements
We would like to acknowledge Humidtropics and the CGIAR Fund Donors
for their provision of core and project-specific funding without which this
research could not deliver results that eventually positively impact the lives
of millions of smallholder farmers in tropical Americas, Asia and Africa.
This presentation was made at a training workshop on Integrated Potato Crop
Management organized by International Potato Center (CIP) for Innovation
Platform (IP) members of Kadahenda, Rwanda.

17. Murakoze cyane!!
For more information, please contact/ Ukeneye ibindi
bisobanuro, wabaza Jean Claude Nshimiyimana:
Email: J.Nshimiyimana@cigar.org; cnshimiye@gmail.com
Phone: (+250) 788-500-053/ 788-639-417
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