California Agriculture, September-October 1986

Volume 40, Number 9

peer-reviewed research articles

Fostering lambs by odor transfer
by Edward O. Price , Nancy L. Martin , G. Craig Dunn , Martin R. Dally , Fremont L. (Monte) Bell , Margaret Sublette
pp4-5, doi#10.3733/ca.v040n09p4
Abstract
Cloth stockinettes help get ewes to adopt “alien” lambs
Expanded Abstract | PDF

Plant spikes for commercial nurseries
by Michael P. Parrella , Alison Smith , Rod Ferrentino , Jeff Yost
pp6-7, doi#10.3733/ca.v040n09p6
Abstract
Systemic insecticides incorporated into plant spikes offer limited control of hard-to-kill nursery pests.
Expanded Abstract | PDF

Horn fly resistance to pyrethroids
by Lorry L. Dunning , Walter H. Johnson , Ronald S. Knight , Edmond C. Loomis , Neil K. McDougald , P. Dean Smith , Charles B. Wilson
pp8-10, doi#10.3733/ca.v040n09p8
Abstract
Varying levels of resistance to pyrethroid cattle ear devices have been found in northern California.
Expanded Abstract | PDF

Uniformity of continuous-move sprinkler machines
by Blaine R. Hanson , Wesley W. Wallender , Leslie L. Ede
pp10-12, doi#10.3733/ca.v040n09p10
Abstract
Linear-move and center-pivot machines differed in nonuniformity patterns and thus in possible yield effects.
Expanded Abstract | PDF

Potassium deficiency syndrome of cotton
by Bill L. Weir , Thomas A. Kerby , Bruce A. Roberts , Duane S. Mikkelsen , Richard H. Garber
pp13-14, doi#10.3733/ca.v040n09p13
Abstract
Symptoms occur despite seemingly adequate soil levels
Expanded Abstract | PDF

Influence of phosphorus and nitrogen on celery
by Steven E. C. Post
pp15-16, doi#10.3733/ca.v040n09p15
Abstract
Added phosphorus and nitrogen maintained yields and increased size
Expanded Abstract | PDF

Lures and traps for monitoring tomato fruitworm
by Michael P. Hoffman , Lloyd T. Wilson , Frank G. Zalom , Les McDonough
pp17-18, doi#10.3733/ca.v040n09p17
Abstract
A commercial lure in a liquid trap should be effective for most uses.
Expanded Abstract | PDF

Using DRIS to assay nutrients in subclover
by Milton B. Jones , D. Michael Center , Charles E. Vaughn , Fremont L. Bell
pp19-21, doi#10.3733/ca.v040n09p19
Abstract
It works well in diagnosing phosphorus and sulfur status
Expanded Abstract | PDF

Selection of the common green lacewing for resistance to carbaryl
by Elizabeth E. Grafton-Cardwell , Marjorie A. Hoy
pp22-24, doi#10.3733/ca.v040n09p22
Abstract
Laboratory selection has resulted in strains of this insect predator able to survive field rates of a pesticide.
Expanded Abstract | PDF

editorial, news, letters & science briefs

EDITORIAL: Our knowledge of the Pacific Rim is inadequate
by Lowell N. Lewis
pp2, doi#10.3733/ca.v040n09p2
PDF