1. Isozyme variation distinguishing 18 Avena cultivars grown in Sweden;Almgard;Swedish J. agric. Res.,1975
2. Biochemical techniques as an aid to distinguishing some cultivars of barley and oats;Almgard;Agric. Hort. Gen.,1970
3. Symbiotic variability in Vicia faba I. Genetic variation in the Rhizobium leguminosarum population;El-Sherbeeny;Euphytica,1977
4. Isozyme polymorphism as a measure of distinctiveness and stability in cultivars of Lolium perenne;Hayward;Z. Pflanzenzuchtung,1977
5. Electrophoretic variation in Eseherichitt coli from natural sources;Milkman;Science,1973