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PGI 437 |
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1. PGI 437 is adapted to the North Central and East Central areas of the U.S. and is intended for use in the
North Central, East Central, Great Plains areas of the U.S.. PGI 437 has been tested in Wisconsin,
Minnesota, South Dakota, Iowa, Indiana, Ohio, and Pennsylvania.
2. PGI 437 is a moderately dormant variety with fall dormancy similar to FD class 4 check varieties. Flower
color observed in the Syn.2 generation is greater than 99% purple with a trace of variegated, white, cream,
and yellow.
3. PGI 437 has high resistance to anthracnose (race 1) and Fusarium wilt, resistance to bacterial wilt,
Verticillium wilt, Phytophthora root rot and, Aphanomyces root rot (race 1), and moderate resistance to pea
aphid and spotted alfalfa aphid. Reaction to the blue alfalfa aphid, stem nematode, and root knot nematode
has not been tested.
4. Seed increase of PGI 437 is on a limited generation basis with one generation of breeder and two
generations of the foundation and certified seed classes. Breeder (Syn.1), foundation (Syn.2 or Syn.3), and
certified (Syn.3 or Syn.4) classes will be recognized. Production of Syn.3 foundation seed requires consent
of the breeder. Breeder seed was produced under cage isolation near Woodland, California in 2001.
Sufficient foundation seed for the projected life of the variety will be maintained by Cal/West Seeds. Stands
of foundation and certified seed fields are limited to 3 and 6 years, respectively.
5. Certified seed of PGI 437 will be available in 2005.
6. No decision has been made regarding Plant Variety Protection.
7. This information can be forwarded to the PVP office.
8. Variety Name: PGI 437
Experimental Designation: CW 14032
Date NA&MLVRB first accepted this variety: January 2005.
Date previous amendments were accepted: Date this amendment submitted: November 30, 2005. |