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varietal purity

Catalogue: Ground Cover
WA growers demonstrate varietal purity importance.. Nigel Metz, project officer for SEPWA, says that when they became aware of new technology in the area of varietal purity testing, they saw an opportunity for the region to be proactive in ensuring grain quality for the export market... Steve Tilbrook, a grower from Mt Madden, WA, and chair of the SEPWA Barley Council, says growers will be able to test seed bought from or sold to neighbours and be guaranteed they have the right variety and that it is pure...
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Catalogue: Ground Cover
WA growers demonstrate varietal purity importance.. Nigel Metz, project officer for SEPWA, says that when they became aware of new technology in the area of varietal purity testing, they saw an opportunity for the region to be proactive in ensuring grain quality for the export market... Steve Tilbrook, a grower from Mt Madden, WA, and chair of the SEPWA Barley Council, says growers will be able to test seed bought from or sold to neighbours and be guaranteed they have the right variety and that it is pure...
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Catalogue: GRDC Final Reports
During the project, the issue of varietal purity was brought to grower and industry attention in a way that was sensitive to end users, (particularly international customers) and did not have negative marketplace implications... The project was based on a participatory industry sampling process to collect malting barley varieties to test DNA based technology... Inconsistent results will quickly cause growers to become despondent with the concept, not test their grain, or even flaunt the system through deliberate mis-declaration...
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Catalogue: Ground Cover
In northern New South Wales in 2008 and 2009 significant levels of stripe rust were reported in commercial Sunvale crops, a variety released in 1995 with moderate resistance (MR) to the disease... Dr Simpfendorfer says it is not surprising that high levels of impurity were found in commercial Sunvale crops given that it is a 16-year-old variety... Contamination of commercial Sunvale seed lots has introduced more stripe-rust-susceptible varieties into these crops, which is unfairly tarnishing the resistance rating of this variety and jeopardising industry confidence in stripe rust resistance breeding as a whole...
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