California Agriculture, August 1950
Volume 4, Number 8
Alfalfa seed saved by harvester adjustments
Plant diseases: Restrictive effect of California climate on vegetables, grains, and flowers
by Kenneth F. Baker , William C. Snyder
Not available – first paragraph follows: The semi-arid California climate is an effective ally in eliminating or restricting many crop diseases.
Southern California walnut pests: Control program based on latest insecticides tests outlined for orchards in southern part of state
by J. C. Ortega
Not available – first paragraph follows: Control studies of walnut pests in southern California groves included practically all of the promising new insecticides.
Orangeworms on avocados: Orange tortrix feeds on bark, flowers, and buds or on shoots of immature trees
by Roy J. Pence , Walter Ebeling
Not available – first paragraph follows: The orange tortrix and Holcocera, two small moths attacking oranges in southern California, were discovered to be avocado pests in 1949.
Nematodes on citrus: Soil fumigation and resistant citrus varieties promising as controls
by R. C. Baines
Not available – first paragraph follows: Nematodes injurious to citrus roots are being investigated at Riverside to find efficient means of control.
Alfalfa seed harvesting: Field studies of harvesting equipment and methods suggest means of improving seed germination
by L. G. Jones , R. A. Kepner , Roy Bainer , J. P. Fairbank
Not available – first paragraph follows: Between one and two million pounds of viable alfalfa seed might be saved annually in California by proper adjustment and operation of presently used alfalfa harvesting equipment.
Ant control program: Modern insecticides correctly applied achieve indoor and outdoor control
by A. E. Michelbacher
Not available – first paragraph follows: In ant control, the new insecticides—as important as they are—have not displaced the necessity for knowing the ant, its nesting site and habits.
Family avocado orchards: Size depends upon yield, costs of production, returns, and family income needed
by Harold E. Wahlberg
Not available – first paragraph follows: About 18 debt-free acres of avocados in Orange County with average yield will support a family of four if returns are 8¢ or more per pound.
Pear export situation: Pacific Coast pear industry needs extensive recovery of world markets to absorb current production
by S. W. Shear