Ladak D L

 

1. Ladak DL is a 59 clone synthetic cu1tivar selected from an 8-year-old field of Ladak, 15 miles southwest of Casper Wyoming. Selections were based on vigor, size of crown and root, health of crown and root, seed production and leafiness.

2. Ladak DL appears to be adapted to the Winterhardy Intermountain Region of the U.S. It is intended for use in the Winterhardy Intermountain Region of the U.S. It bas been tested in Montana. Wisconsin, Iowa, Kansas and Idaho.

3. Fall dormancy of Ladak DL is similar to the FD 3 check. Flower color of syn 2 generation is approximately 60% purple, 37% variegated and 1 % yellow, 1 % white and 1 % cream.

4. Ladak DL has resistance to bacterial wilt, Fusarium wilt, Verticillium wilt and Phytophthora root rot, moderate resistance to anthracnose (race 1) and Aphanomyces root rot (race 2) and low resistance to Aphanomyces root rot ( race 1).  It has not been evaluated for resistance to pea aphid, spotted alfalfa aphid, blue alfalfa aphid, stem nematode and root knot nematode.
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5. Seed increase is limited to one generation each of breeder (syn 1), foundation (syn 2) and certified (syn 3) seed classes. Certified seed (syn 2 or 3) may be produced from either breeder or foundation classes. A 1, 3 and 6 year stand life is permitted on fields producing breeder, foundation and certified seed classes respectively. Foundation seed production is limited to areas North of 42 degrees North Latitude. Breeder seed was produced in 2001. ABI will maintain sufficient seed stocks for the life of the variety.

6. Certified seed will be available in 2004.

7. Plant Variety Protection will not be applied for.

8. This information can be forwarded to the PVP office.

9.  Variety Name:  Ladak DL  Date submitted: November 2003

Experimental designations:  ZD 0130

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