Summary
An evaluation of 31 species of Agropyron for resistance to four strains of Ophiobolus graminis (take-all) revealed two species, Agropyron caninum and A. donianum, which showed a reasonably high level of resistance; the remaining species exhibited susceptibility. Ophiobolus graminis resistance of an amphidiploid of Secale cereale and the wheat cultivar Heron revealed modification of rye resistance in the wheat background.
The possible application of the findings to wheat breeding for resistance to Ophiobolus graminis has been discussed.
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Halloran, G.M. Ophiobolus graminis resistance in the genera Agropyron and Secale and its possible significance to wheat breeding. Euphytica 23, 225–235 (1974). https://doi.org/10.1007/BF00035862
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DOI: https://doi.org/10.1007/BF00035862