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F. Workneh, Tylka, G. L., Yang, X. B., Faghihi, J., and Ferris, J. M., “Assessment of soybean brown stem rot, Phytophthora sojae, and Heterodera glycines in the north central United States using area-frame sampling: prevalence and effects of tillage”, Phytopathology, vol. 89, pp. 204-211, 1999.
E
F. Workneh, Tylka, G. L., Yang, X. B., Faghihi, J., and Ferris, J. M., “ECOLOGY AND POPULATION BIOLOGY-Regional Assessment of Soybean Brown Stem Rot, Phytophthora sojae, and Heterodera glycines Using Area-Frame Sampling: Prevalence and Effects of Tillage”, Phytopathology, vol. 89, no. 3, pp. 204-211, 1999.
F. Workneh, Yang, X. B., and Tylka, G. L., “Effect of tillage practices on vertical distribution of Phytophthora sojae”, Plant disease, vol. 82, no. 11, pp. 1258-1263, 1998.
R
F. Workneh, Tylka, G. L., Yang, X. B., Faghihi, J., and Ferris, J. M., “Regional assessment of soybean brown stem rot, Phytophthora sojae, and Heterodera glycines using area-frame sampling: Prevalence and effects of tillage”, Phytopathology, vol. 89, no. 3, pp. 204-211, 1999.
S
F. Workneh, Yang, X. B., and Tylka, G. L., “Soybean brown stem rot”, Phytophthora sojae, and Heterodera glycines, pp. 844-850, 1999.
F. Workneh, Yang, X. B., and Tylka, G. L., “Soybean brown stem rot, Phytophthora sojae, and Heterodera glycines affected by soil texture and tillage relations”, Phytopathology, vol. 89, no. 10, pp. 844-850, 1999.