Effects of temperature and humidity on the biology of the spotted alfalfa aphid, Therioaphis maculata (Buckton), and the pea aphid, Macrosiphum pisi (Harris), feeding on selected alfalfa clones - Isaak, Albert. (My University, 1961)
Call number: LD2668 .T4 1961 I73
Keywords: Alfalfa--Diseases and pests.; Humidity--Physiological effect.; Temperature--Physiological effect.; Masters theses