Report No. 7:V073
Lettuce: Lactuca sativa 'Winterhaven'
Lettuce drop: Sclerotinia minor, Sclerotinia sclerotiorum

Comparison of fungicides for management of Sclerotinia lettuce drop, 2012.

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First Author: Michael Matheron, The University of Arizona

Additional Authors: M. Porchas

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


Geographical location: Arizona, United States

Products Tested: Actinovate; Cannonball; Contans; Endura; Fontelis; HM-0736; HM9679A; IKF-5411; Induce; Nevado 4F; Omega; QRD 1.046; Regalia; Rovral; S-2200; SoilGard; Switch

Active chemical(s): Streptomyces lydicus; Fludioxonil; Coniothyrium minitans; Boscalid; Penthiopyrad; Unknown; Unknown; Unknown; Alkyl anyl polyoxylkane Ether, free fatty acid, and water; Iprodione; Fluazinam; Unknown; Reynoutria sachalinensis extract; Iprodione; Unknown; Gliocladium virens strain GL-21; Cyprodinil + Fludioxonil

Biological Control:

Biorational Product:

Manufacturer(s): Natural Industries, Inc.; Syngenta; Sipcam Advan; BASF Corporation; DuPont; Helena Chemical Company; Helena Chemical Company; ISK Biosciences Corporation; Helena Chemical Company; Makhteshim Agan; ISK Biosciences Corporation; AgraQuest, Inc.; Marrone Bio Innovations; Bayer CropScience; Valent BioScience Corporation; Certis; Syngenta

Publication date: March 11, 2013

The American Phytopathological Society