Not Your Grandpa’s Cultivars: the new conservation releases

References

1. 1. [AOSCA] Association of Official Seed Certifying Agencies.

   2003. URL: http://www.aosca.org (accessed 18 Feb 2003).
2. 1. [USDA NRCS] USDA Natural Resources Conservation Service.

   2004. The PLANTS database, version 3.5. URL: http://plants.usda.gov (accessed 24 Nov 2004). Baton Rouge (LA): National Plant Data Center.
3. 1. [USDA NRCS] USDA Natural Resources Conservation Service.

   National Plant Materials Manual, draft policy, Part 540.74—Release Procedures.
4. 1. Young G,
   2. Ogle DG.

   1996.Technical note 27: plant release procedures—cultivar-tested-selected-source identified. Boise (ID): USDA Natural Resources Conservation Service. Technical Note ID-TN27. 5 p.