Lesions of stem canker
Lesions of stem canker in soybean.
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Stem canker in August (July, 1996)
Soybean stem diseases in midsummer (July, 1998)Phytophthora-like stem canker
Phytophthora-like stem canker.
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Soybean stem diseases in midsummer (July, 1998)Stem canker
Stem canker in soybean.
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Late-summer soybean diseases (September, 1997)