Safety duplication of maize genetic resources

Contributors to this page: CIMMYT, Mexico (Suketoshi Taba, Bonnie J. Furman), with inputs also received from IITA, Nigeria (Dominique Dumet), EMBRAPA (maize and sorghum genebank), Brazil (Flavia Teixeira), USDA (ARS/NC7, ISU), USA (Mark Millard).

When should it be used

A research assistant for CIMMYT’s wheat germplasm
collection prepares a shipment of seeds from CIMMYT
to be sent to the Svalbard Global Seed Vault (photo: CIMMYT)

Minimum sample size

Viability for storage

Moisture content

Container specifications

To ensure both seed viability in the genebank and accession safety en route to the users.

Seed packaging method

Specifications of packaging material

Storage specifications

Assigning location codes

To facilitate the access to the seed accessions stored in the genebank.

Each bag has a label containing all the necessary information about its contents (photo: CIMMYT)

Storage conditions

To ensure longevity of the seed viability.

Shipping method

Legal arrangements

Recording information during safety duplication

The following information must be recorded for each consignment:

References and further reading

FAO/IPGRI. 1994. Genebank standards. Food and Agriculture Organization of the United Nations, Rome and International Plant Genetic Resources Institute, Rome. Available in English, Spanish, French and Arabic .

Pardey PG, Koo B, Wright BD, Van Dusen ME, Skovmand B, Taba S. 2001. Costing the conservation of genetic resources: CIMMYT’s ex situ maize and wheat collection. Crop Science 41(4):1286-1299. Available from : Accessed: 15 September 2010.

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.