Crop Genebank Knowledge Base

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Terms used on the Crop Genebank Knowledge Base.

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Term Definition

International Potato Center - Centro Internacional de la Papa (website)


Centre de cooperation internationale en recherche agronomique pour le developpement CIRAD

Cladistic Species Concept

A philosophy and set of methods that use cladistic criteria to determine the limits of species.


A branch of biology that determines evolutionary branching orders or trees of descent based on derived similarities (see phenetics).


A branching phylogenetic tree of individuals or taxa rooted on an outgroup(s) produced by a method that minimizes evolutionary changes (by parsimony maximum likelihood or other methods) of characters believed to be homologous among a group of organisms.

Cleaved Amplified Polymorphic Sequence

(CAPS) A molecular marker technique that is based on the amplification of DNA fragments by PCR followed by DNA restriction of the fragments.


Centre for Legumes in Mediterranean Agriculture (website)

Codominant marker

A genetic marker for which all alleles are expressed when co-occurring in an individual.


A group of germplasm accessions maintained for a specific purpose under defined conditions.

Comparative genomics

A research field directed to the comparison of genomes from different species in order to obtain a better understanding of the evolution of species and the location and functioning of genes.

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Sources for this glossary: IPGRI Tech. Bulletin 10: Molecular markers for genebank management and Seed handling in genebanks training course
Glossary open source software by M. Brampton

International Agricultural Research Centres who worked together to make this site possible:
Africa Rice Center | Bioversity International | CIAT | CIMMYT | CIP | ICARDA | ICRISAT | IFPRI | IITA | ILRI | IRRI |

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