Report No. 9:V022
Spinach: Spinacea oleracea
Downy mildew: Peronospora effusa

Evaluation of biofungicides for control of downy mildew on spinach, 2014

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First Author: R. A. Choudhury, University of California Davis

Additional Authors: N. McRoberts, K. Kammeijer, S. T. Koike

Section: Citrus, Tropical, Vegetable, and Misc. Crops


Geographical location: California, United States

Products Tested: Zampro; Taegro; Cueva; Serenade Optimum; Milstop; OxiDate; Actinovate; Regalia

Active chemical(s): Ametoctradin + Dimethomorph; Bacillus subtilis var. amyloliquefacians strain FZB24; Copper octanoate; Bacillus subtilis strain QST 713; Potassium bicarbonate; Hydrogen dioxide + Peroxyacetic Acid; Streptomyces lydicus WYEC 108; Extract of Reynoutria sachalinensis

Biological Control: 1. Taegro, Bacillus subtilisvar. amyloliquefaciens Strain FZB24, Novozymes. 2. Cueva,Copper Octanoate (Copper Soap), Certis USA. 3. Milstop, Potassium Bicarbonate, BioWorks Inc. 4.BSRF2, Hydrogen Dioxide, Peroxyacetic Acid, Biosafe Systems. 5. Actinovate AG, Streptomyces lydicus WYEC 108, Natural Industries Inc. 6. Serenade Optimum, Bacillus subtilis strain QST 713, Bayer Crop Sciences LP. 7. Regalia, Extract of Reynoutria sachalinensis, Marrone Bio Innovations.

Biorational Product:

Manufacturer(s): BASF Corporation; Novozymes; Certis; Bayer CropScience; BioWorks Inc.; Biosafe Systems; Natural Industries, Inc.; Marrone Bio Innovations

Publication date: March 20, 2015

The American Phytopathological Society