March-April 1999

Cover: Though accidently introduced to California, the false peacock fly may be a powerful new weapon against yellow starhistle, the state's most widespread weed. Scientists are also testing bio-controls, herbicides and mowing. Photo by Gerry Johnson

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California Agriculture, March-April 1999

Volume 53, Number 2
Special Edition: Exotic pest update

peer-reviewed research articles

Two new seed head flies attack yellow starthistle
by Joe Balciunas , Baldo Villegas
pp8-11, doi#10.3733/ca.v053n02p8
Summary | Expanded Abstract | HTML w/Links | PDF

New growth regulator herbicide provides excellent control of yellow starthistle
by Joseph M. DiTomaso , Guy B. Kyser , Steve B. Orloff , Stephen F. Enloe , Glenn A. Nader
pp12-16, doi#10.3733/ca.v053n02p12
Summary | Expanded Abstract | HTML w/Links | PDF

Success of mowing to control yellow starthistle depends on timing and plant's branching form
by Carri B. Benefield , Joseph M. DiTomaso , Guy B. Kyser , Steve B. Orloff , Kenneth R. Churches , Daniel B. Marcum , Glenn A. Nader
pp17-21, doi#10.3733/ca.v053n02p17
Summary | Expanded Abstract | HTML w/Links | PDF

A new sharpshooter threatens both crops and ornamentals
by Matthew J. Blua , Phil A. Phillips , Richard A. Redak
pp22-25, doi#10.3733/ca.v053n02p22
Summary | Expanded Abstract | HTML w/Links | PDF

Glassy-winged sharpshooters expected to increase plant disease
by Alexander H. Purcell , Stuart R. Saunders
pp26-27, doi#10.3733/ca.v053n02p26
Summary | Expanded Abstract | HTML w/Links | PDF

Early results suggest sterile flies may protect S. California from medfly
by Robert V. Dowell , Isi A. Siddiqui , Fred Meyer , E. Leon Spaugy
pp28-32, doi#10.3733/ca.v053n02p28
Summary | Expanded Abstract | HTML w/Links | PDF

Geographic races may exist among perennial grasses
by Theodore E. Adams , Charles E. Vaughn , Peter B. Sands
pp33-38, doi#10.3733/ca.v053n02p33
Summary | Expanded Abstract | HTML w/Links | PDF

Microsprinklers wet larger soil volume; boost almond yield, tree growth
by Larry J. Schwankl , John P. Edstrom , Jan W. Hopmans , Luis Andreu , Kouman S. Koumanov
pp39-43, doi#10.3733/ca.v053n02p39
Summary | Expanded Abstract | HTML w/Links | PDF

Improving irrigation systems conserves water in greenhouse-grown cut flowers
by Kurt Schulbach , Steve Tjosvold , Danyal Kasapligil
pp44-48, doi#10.3733/ca.v053n02p44
Summary | Expanded Abstract | HTML w/Links | PDF

editorial, news, letters & science briefs

EDITORIAL: Expanded efforts needed to limit exotic pests
by Frank G. Zalom , Joseph G. Morse
pp2, doi#10.3733/ca.v053n02p2
HTML w/Links | PDF

EDITORIAL: Introduction Special section: exotic pest update
Editors
pp4, doi#10.3733/ca.v053n02p4a
HTML w/Links | PDF

AHB headed to Central Valley?
Editors
pp4, doi#10.3733/ca.v053n02p4b
HTML w/Links | PDF

Fire ant invades Southern California
Editors
pp5, doi#10.3733/ca.v053n02p5
HTML w/Links | PDF

Medfly - going but not gone
by Robin Meadows
pp6, doi#10.3733/ca.v053n02p6
HTML w/Links | PDF

Can integrated methods stop starthistle?
Editors
pp7, doi#10.3733/ca.v053n02p7
HTML w/Links | PDF