Date of this Version
Howe, W.L., Kehr, W.R., McKnight, M.E. and Manglitz, G.R. (1963) Studies of the mechanisms and sources of spotted alfalfa aphid resistance in Ranger alfalfa (Research Bulletin: Bulletin of the Agricultural Experiment Station of Nebraska No. 210)
Mechanisms and sources of spotted alfalfa aphid resistance in Ranger alfalfa and its five parental strains were investigated during 1957-1960.
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