Diversity in chromosome number and raphide morphology of yam (Dioscorea spp.) genotypes from Sierra Leone
P. E. Norman1*, P. Tongoona2 and P. E. Shanahan3
1Njala Agricultural Research Center (NARC), PMB 540, Freetown, Sierra Leone.
2Africa Center for Crop Improvement (ACCI), University of KwaZulu-Natal, Private Bag X01, Scottsville 3209,
South Africa.
3Agricultural Plant Sciences, University of KwaZulu-Natal, South Africa.
Email: [email protected]