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MLA

Schaafsma, A.W, and G.R Ablett. "Developing a Decision Threshold for Potato Leafhopper, Empoasca Fabae, Control In Dry Beans." , 76-77.. Print

APA

Schaafsma, A., & Ablett, G. (0000). Developing a decision threshold for potato leafhopper, Empoasca fabae, control in dry beans.

Chicago

Schaafsma, A.W., and G.R Ablett. "Developing a decision threshold for potato leafhopper, Empoasca fabae, control in dry beans" (1990): 76-77..