BioControl (2004) 49, 583-594

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R.D. Reeleder (2004)
The use of yeasts for biological control of the plant pathogen Sclerotinia sclerotiorum
BioControl 49 (5), 583-594
Abstract: Yeasts are promising biological control agents (BCAs) for a number of plant diseases. Studies were carried out to evaluate various adjuvants and nutrients for their ability to support growth of a yeast BCA (Cryptococcus albidus). Hydroxyethylcellulose (HEC) and invert emulsions were found to stimulate growth of C. albidus in vitro. Several commercial spray adjuvants were compatible with C. albidus although they did not markedly stimulate growth. Other adjuvants were lethal to the yeast. In controlled environment and field trials, the yeasts C. albidus and Pichia anomala provided low levels of control of white mould, a disease of bean (Phaseolus vulgaris) caused by the fungus Sclerotinia sclerotiorum. However, they were generally inferior in performance when compared to either the biocontrol fungus Epicoccum nigrum or to the fungicide iprodione.
(The abstract is excluded from the Creative Commons licence and has been copied with permission by the publisher.)
Link to article at publishers website
Database assignments for author(s): Rick Reeleder

Research topic(s) for pests/diseases/weeds:
biocontrol - natural enemies
control - general
Research topic(s) for beneficials or antagonists:
evaluation - screening - selection


Pest and/or beneficial records:

Beneficial Pest/Disease/Weed Crop/Product Country Quarant.


Sclerotinia sclerotiorum Beans (Phaseolus) Canada (east)
Wickerhamomyces anomalus (antagonist) Sclerotinia sclerotiorum Beans (Phaseolus) Canada (east)
Cryptococcus albidus (antagonist) Sclerotinia sclerotiorum Beans (Phaseolus) Canada (east)
Epicoccum nigrum (antagonist) Sclerotinia sclerotiorum Beans (Phaseolus) Canada (east)