A Preliminary Report on the Resistance of Certain Legumes to Certain Homopterous Insects
- 1 February 1932
- journal article
- Published by Oxford University Press (OUP) in Journal of Economic Entomology
- Vol. 25 (1) , 46-49
- https://doi.org/10.1093/jee/25.1.46a
Abstract
Experiments and field observations have indicated that in Wisconsin certain strains of canning peas and of alfalfa vary in their resistance to the pea aphid(Illinoia pisi Kalt.) and the alfalfa leafhopper (Empoasca fabae Fabr.) respectively in direct proportion to the value of the yellow color of the plant.Keywords
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