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Journal article reprint from: Transactions of the New York Academy of Sciences, Ser.II:v.17:no.7 (1955:May).
Journal article reprint from: Plant Disease Reporter, v.39:no.4 (1955:Apr.15).
Journal article reprint from: Plant Disease Reporter, v.38:no.4 (1954:Apr.15).
Journal article reprint from: Journal of Economic Entomology, v.49:no.2 (1956:Apr.).
Journal article reprint from: Phytopathology, v.46:no.5 (1956:May).
Journal article reprint from: Plant disease reporter, v.42:no.2 (1958:Feb.15).
Journal article reprint from: Forest science, v.4:no.3 (1958:Sept.).