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1 Harvest of individual plants
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2 Plant individual rows, discard off-types (or rows), bulk seeds of similar type
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Pedigree seed
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3 Plant pedigree seeds, remove off-types, harvest breeder seeds
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Breeder seed
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4 Plant breeder seeds, remove off-types, harvest foundation seeds
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Foundation seed
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5 Plant foundation seeds, harvest registered seeds
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Registered seed
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6 Plant registered seeds, harvest certified seeds
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Certified seed
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TABLE 28: Scheme of seed purification and increase
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© by R. Schlegel 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019
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