Abstract
Sclerotinia sclerotiorum ( Lib. ) de Bary is one of the most important phytopathogens in grain crops in the world. This fungus has a high degree of phyotopathogenicity for several crops and it is considered one of the major pathogens of soybean (Glycine max), causing the disease known as "white mold" that leads to great economic losses. The use of biological control against S. sclerotioru…