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The sanitary state of stem bases of four cereal species (winter wheat, winter rye, spring barley and oats) was studied in the years 1999-2004 within the framework of a long-term field experiment established in 1967 in Bałcyny near Olsztyn. The first experimental factor was crop sequence, i.e. cereal growing in six-field crop rotation and 32-37-year monoculture, the second experimental factor was growing...
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