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December 1959

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California Agriculture, December 1959

Volume 13, Number 12
Three-year spray program to control blue oak.

research articles

Aircraft spraying of blue oak: Phenoxy herbicides found most effective when applied in May for three successive years, followed by ground-rig clean up
by O. A. Leonard , C. E. Carlson
pp3, doi#10.3733/ca.v013n12p3
Summary | Expanded Abstract | PDF

Ozone stipple of grape leaf: Lesions on the upper leaf surfaces and premature leaf fall occur on grapevines in areas polluted by air-borne ozone
by B. L. Richards , John T. Middleton , W. B. Hewitt
pp4-11, doi#10.3733/ca.v013n12p4
Summary | Expanded Abstract | PDF

Semen quality in beef bulls: Tests with young and older bulls, based on percentages of living, motile, and abnormal sperm and breeding efficiency
by P. T. Cupps , B. McGowan , D. F. Rahlmann
pp5-6, doi#10.3733/ca.v013n12p5
Summary | Expanded Abstract | PDF

Spray for soil erosion control: Surface spray of polyvinyl alcohol stabilizes soils on banks or lawn area without injury to plants or to seed germination
by John J. Stark
pp6, doi#10.3733/ca.v013n12p6
Summary | Expanded Abstract | PDF

General Information

Marketing order programs: Agricultural marketing programs once considered temporary often continue when geared to changes in industry concerned
by Sidney Hoos
pp2-6, doi#10.3733/ca.v013n12p2
PDF