Aphid resistant alfalfa plants: Inexpensive control of spotted alfalfa aphid can be expected as result of plant breeding program to develop new varieties
AuthorErnest H. Stanford
Author AffiliationsErnest H. Stanford is Associate Professor of Agronomy, University of California, Davis.
Hilgardia 10(7):3-3. DOI:10.3733/ca.v010n07p3. July 1956.
A report of progress in the development of alfalfa resistant to the spotted alfalfa aphid conducted in cooperation with the Entomology Research Branch, Agricultural Research Service, U.S.D.A.
Also in this issue:Tomatoes and tomato products: Economic trends in production for the fresh and processing markets indicate increase in consumption of tomato products
Spider mites on walnuts: False spider mite, European red mite, and Pacific spider mite infestations in northern California walnuts during 1955
Mapping for orchard appraisal: Supplemental to other systems, survey maps provide complete picture of orchard condition, bearing potential, tree health
Effects of air pollutants: Controlled air pollution studies reveal injury to certain important processes of plant life by air-borne toxicants
Population dynamics of deer: Study of deer herd reveals internal parasites and starvation are most important factors contributing to mortality of deer
Evaluating fly nuisance source: Flies tagged with radioisotopes used as a field test to establish migratory tendencies of a normal fly population
Pistil abortion of the olive: Experiments with Mission olives indicate loss of leaves may be one cause of poor flower development
New spinach immune to mildew: Hybrid variety developed by plant breedng program intended for use where Viroflay is adapted, produces comparable yield
Biology of the mealy plum aphid, Hyalopterus pruni (Geoffroy)