Browsing by Author "Quam, Vernon C."

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Investigation for Toxicity of a Household Plant -Australian Umbrella Tree

Tanner, N.S.; Schermeister, L.J.; Quam, Vernon C.; Tanner, N.S.; Schermeister, L.J.; Quam, Vernon C. (North Dakota State University, 1986)
Tree roots and their growth

Quam, Vernon C.; Quam, Vernon C. (North Dakota State University, 1990)