Dona Ana
1. Dona Ana was developed from Mesilla by 5 cycles of phenotypic recurrent selection for resistance to Phytophthora root rot.
2. Dona Ana is intended for hay production in New Mexico. It has been tested in southeastern, southwestern and northcentral New Mexico.
3. Dona Ana is a moderately dormant variety. Flower color varies from light to mid-purple with a few dark purple. Growth habit is upright.
4. Dona Ana has resistance to the pea aphid and Phytophthora root rot; moderate resistance to bacterial wilt, Fusarium wilt, and spotted alfalfa aphid; and susceptible to anthracnose. Reaction to stem nematode has not been evaluated.
5. Parent clones will be vegetatively propagated. Breeders seed will be produced in replicated caged or geographically isolated crossing blocks. Seed classes will be breeders, foundation, registered, and certified. A maximum of 3, 5, 6 and 6 harvest years are permitted on breeders, foundation, registered and certified seed fields, respectively. Seed will be produced in the southern or central area of the U.S.
6. Certified seed will be available in 1985.
7. Application will not be made for Plant Variety Protection.