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2. Population dynamics of Heterodera glycines life stages on soybean;Bonner M.J.;J. Nematol.,1985
3. Two semiautomatic elutriators for extracting nematodes and certain fungi from soil;Byrd D.W.;J. Nematol.,1976
4. a. Soybean cyst nematode population development and associated soybean yields of resistant and susceptible cultivars in Minnesota;Chen S.Y.;Plant Dis.,2001
5. b. Response of Heterodera glycines and soybean cultivar to tillage and row spacing;Chen S.Y.;Plant Dis.,2001