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Published online 1 February 2006
Published in Crop Sci 46:655-661 (2006)
© 2006 Crop Science Society of America
677 S. Segoe Rd., Madison, WI 53711 USA
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Characterization of Amphiploid Hybrids between Bluebunch and Thickspike Wheatgrasses

Kevin B. Jensen*, Kory W. Maughan and Kay H. Asay

USDA-ARS, Forage and Range Research Lab., Utah State Univ., Logan, UT 84322-6300


Figure 1
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  		Fig. 1. Meiotic chromosome association for the bluebunch x thickspike amphiploid. (A) 19 II + 1 IV, (B) 1 I + 17 II + 1 III + IV, and (C) 15 II + 3 IV.

 

Figure 2
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  		Fig. 2. Cluster analysis of 18 morphological traits for bluebunch, thickspike, and the amphiploid hybrid.

 

Figure 3
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  		Fig. 3. Guard cells of the F1 and C0 hybrids showing the effect of chromosome doubling. (A) F1 triploid hybrid and (B) C0 amphiploid hybrid.

 




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