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Pest Management Trials

Research trial progress reports

The following information on products and practices is for educational purposes only and does not constitute an endorsement or recommendation by the University of California.

Many of the treatments described in these reports were conducted for experimental purposes only and crops treated in the same manner may not be suitable for commercial or other use or consumption. For registration status of pesticides, consult the California Department of Pesticide Regulation. Always read product labels before applying or recommending a pesticide.

For pest management guidelines please see UC IPM PMG website.


Tomato Powdery Mildew Fungicide Program Trials: Funded by the California Tomato Research Institute
Final report to CTRI on mildew program trials
Tomato Powdery Mildew Program Trials 2010
Tomato Powdery Mildew Program Trials 2009

Tomato Powdery Mildew Fungicide Screening Trials: Note that many materials tested in screening trials below are not registered for use on tomatoes in California. Always check current labels before making an application or recommendation.


Evaluation of insecticides for control of European asparagus aphid 2014
Control of European Asparagus Aphid 2012 report

2009 Asparagus Weed Control Trial

Potatoes: Funded by the California Potato Research Advisory Board
Management of potato powdery scab - chemical control - 2010
Management of potato powdery scab - Biofumigation trials - 2009

Phytophthora capsici Control in Pepper 2010
Phytophthora capsici Control in Pepper 2009
Phytophthora capsici Control in Peppers 2008

Nutsedge Control in Onions 2007
Weed Control in Onions 2006