Diversity and biological control of Sclerotium rolfsii, causal agent of stem rot of groundnut.

Groundnut (Arachis hypogaea L.) is an economically important legume crop in Vietnam and many other countries worldwide. S tem rot disease, caused by the soil-borne fungus Sclerotium rolfsii Sacc., is a major yield limiting factor in groundnut cultivation. Current control methods mostly rely on the extensive use of fungicides and on cultural practices. Both methods are not always effective and repeated fungicide use can lead to resistance...