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1
المؤلفون: Beacom, S. E. (Stanley Ernest), 1926-
المساهمون: Canada. Agriculture Canada. Research Branch., Canada. Agriculture Canada. Research Station (Melfort, Sask.)
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2
المؤلفون: Beacom, S. E. (Stanley Ernest), 1926-
المساهمون: Canada. Agriculture Canada. Research Branch., Canada. Agriculture Canada. Research Station (Melfort, Sask.)
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3
المؤلفون: Beacom, S. E. (Stanley Ernest), 1926-
المساهمون: Canada. Agriculture Canada. Research Branch., Canada. Agriculture Canada. Research Station (Melfort, Sask.), Saskatchewan. Saskatchewan Agriculture., Termuenda Research Station.
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4
المؤلفون: Beacom, S. E. (Stanley Ernest), 1926-
المساهمون: Canada. Agriculture Canada. Research Branch., Canada. Agriculture Canada. Research Station (Melfort, Sask.)
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5
المؤلفون: Knipfel, J. E.
المساهمون: Beacom, S. E. (Stanley Ernest), 1926-, Grigat, Gerald A. (Gerald Anton), 1955-, Canada. Agriculture Canada.