Terms used on the Crop Genebank Knowledge Base.
| Term | Definition |
|---|---|
| Heterotic groups |
Groups of germplasm that when crossed maximize heterosis. Heterosis is a phenomenon that heterozygotes in a population often have higher fitness than the homozygotes. |
| Heterozygote |
A diploid individual that has different alleles at one or more genetic loci (Gk. heteros, other) (cf. Homozygote) |
| Homologous |
Characters that arise by common descent. |
| Homoplasy |
A term in cladistic analysis that refers to the proportion of parallelisms and reversals on a phylogenetic tree. Also used for different DNA fragments of identical size that cannot be distinguished by gel electrophoresis. |
| Homozygote |
A diploid individual that has identical alleles at one or more genetic loci (Gk. homos, same) (cf. Heterozygote) |
| HRIGRU - Warwick |
Genetic Resources Unit of Warwick HRI University of Warwick UK |
| Humidification |
The process in which the moisture content of very dry seeds is raised by placing them in a humid environment humidification helps to prevent damage to seeds from rapid uptake of water. |
| IAEA |
International Atomic Energy Agency Austria http://www.iaea.org/ |
| IBPGR |
International Board for Plant Genetic Resources |
| ICARDA |
International Center for Agricultural Research in the Dry Areas (website) |
Glossary open source software by M. Brampton