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Sample preparation in cassava field banks

Contributors to this page: IITA, Nigeria (Dominique Dumet), Bioversity International/ILRI, Ethiopia (Alexandra Jorge); INIA, Peru (Llerme Rios); independent consultant (Clair Hershey).

Source of planting material

Cassava has a typical growing cycle between 9 and 24 months, depending on the genotype and the environmental conditions.

Visual inspection of plant material

Preparation of planting material

Pre-treatments

Disposal of contaminated material

Recording information during sample preparation in field banks

The following information should be recorded for each step:

References and further reading

Fukuda WMG. 1996. Banco de germoplasma de mandioca: manejo, conservação e caracterização. Cruz das Almas, BA: EMBRAPA-CNPMF. 103 p. (EMBRAPA-CNPMF, Documento, 68).

Hershey C. 2008. A Global conservation strategy for cassava (Manihot esculenta) and wild Manihot species. A consultancy report to CIAT, on behalf of the Global Crop Diversity Trust, Rome. (Final report under review).

IITA Genebank Manual Series, Cassava field bank operations at the International Institute of Tropical Agriculture (IITA). International Institute of Tropical Agriculture, Ibadan, Nigeria.

Mohd SS, Rao VR, editors. 2001. Establishment and Management of Field Genebank, a Training Manual. IPGRI-APO, Serdang. 121 p. Available here.

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The Genebanks

The 11 CGIAR genebanks currently conserve 730,000 of cereals and grain legumes, forage crops, tree species, root and tuber crops, bananas and crop wild relatives.

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