Mariner II
1. Mariner II is a 94 clone synthetic variety. Parent plants were selected out of forage yield plots near Marshfield, Wisconsin for resistance to Phytophthora root rot, bacterial wilt, Fusarium wilt, Aphanomyces root rot; crowns free of crown rot and expression of branch roots. The percent of germplasm sources are: Ladak (13), M. varia (18), Turkistan (10), Flemish (41), and Unknown (18).
2. Mariner II is adapted to and intended for use in the North Central and East Central Region of the United States. The states where it has been tested are Minnesota, Indiana and Wisconsin.
3. Mariner II is a dormant variety similar to the fall dormancy 2 check. Flower color in the Syn. 2 generation is 87% purple, 13% variegated with trace amounts of cream, white and yellow.
4. Mariner II has high resistance to bacterial wilt, Fusarium wilt, Phytophthora root rot and northern root-knot nematode; resistance to Aphanomyces root rot (Race l), pea aphid, stem nematode, Verticillium wilt and anthracnose (Race 1). It has not been tested for spotted alfalfa aphid and blue alfalfa aphid.
5. Breeder seed (Syn. 1) was produced from bulking seed of greenhouse hand crossing parent plants near Clinton, Wisconsin in 1994. Foundation seed (Syn.2) was produced from Breeder seed and Certified seed (Syn.3) from Foundation seed. One generation each of Breeder, Foundation and Certified seed classes are recognized. A maximum of three years each is permitted on stands producing Breeder and Foundation seed with five years for Certified seed. Dairyland Research International will maintain sufficient Breeder seed for the projected life of the variety.
6. Certified Seed was available fall of 1999.
7. Application for the Plant Variety Protection is undecided.
8. Information in the NAVRB application can be forwarded to the PVP office.
9. Variety name: Mariner II
Experimental designations: DS9803
Date NA and MLVRB first accepted this variety November 28, 1999
Date previous amendments were accepted
Date this amendment was submitted November 29, 1999