The National Clonal Germplasm Repository is a branch of the

Agricultural Research Service The Agricultural Research Service (ARS) is the principal in-house research agency of the United States Department of Agriculture (USDA). ARS is one of four agencies in USDA's Research, Education and Economics mission area. ARS is charged with ext ...

research agency of the

United States Department of Agriculture The United States Department of Agriculture (USDA) is an executive department of the United States federal government that aims to meet the needs of commercial farming and livestock food production, promotes agricultural trade and producti ...

(USDA). The Repository is a

gene bank A gene bank is a type of biorepository that is used across the world to store the genetic material of animals, plants, and other organisms. It preserves their genetic information in the form of reproductive material like seeds, sperm, eggs, emb ...

that preserves

genetic resources Genetic resources are genetic material of actual or potential value, where genetic material means any material of plant, animal, microbial genetics, microbial or other origin containing functional units of heredity. Genetic resources is one of the ...

by various means, including

cryopreservation Cryopreservation or cryoconservation is a process where biological material - cells, tissues, or organs - are frozen to preserve the material for an extended period of time. At low temperatures (typically or using liquid nitrogen) any cell ...

. There are nine clonal repositories located in appropriate locations throughout the United States.

Germplasm Germplasm refers to genetic resources such as seeds, tissues, and DNA sequences that are maintained for the purpose of animal and plant breeding, conservation efforts, agriculture, and other research uses. These resources may take the form of s ...

of citrus plants and dates are preserved in

Riverside, California Riverside is a city in and the county seat of Riverside County, California, United States. It is named for its location beside the Santa Ana River. As of the 2020 census, the city has a population of 314,998. It is the most populous city in th ...

, a distribution center for grapes, temperate fruit, walnut, almond and pistachio nuts is located in

Davis, California Davis is the most populous city in Yolo County, California, United States. Located in the Sacramento Valley region of Northern California, the city had a population of 66,850 in 2020, not including the on-campus population of the University of ...

, and the repository for temperate small fruit, berries, pears, hazelnut, butternut and specialty crops is located in

Corvallis, Oregon Corvallis ( ) is a city in and the county seat of Benton County, Oregon, Benton County in central western Oregon, United States. It is the principal city of the Corvallis, Oregon Metropolitan Statistical Area, which encompasses all of Benton Co ...

. The base gene bank for the USDA National Germplasm System is the National Center for Germplasm Preservation at Ft. Collins, CO. This center holds seeds of agronomic crops, cryopreserved clonal plant materials, animal, and bacterial germplasm.

References

Agricultural organizations based in the United States United States Department of Agriculture agencies {{US-gov-stub

See also

References