Isaak, Albert.2015-12-312015-12-311961http://hdl.handle.net/2097/25535Call number: LD2668 .T4 1961 I73Alfalfa--Diseases and pests.Humidity--Physiological effect.Temperature--Physiological effect.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 clonesTextMasters theses