Sunday 16 January 2011

Marrone: Herbicidal Thaxtomin (MBI-005)

A recent patent from Marrone claims methods for controlling the germination and growth of broadleaf, sedge and grass weeds in rice using compositions of thaxtomin produced by Stremptomyces scabies, Streptomyces acidiscabies and Stremptomcyes scabeie.

In greenhouse tests thaxtomin A composition displayed 90-100% control of Echinochloa colonum, Monochoria vaginalis, Ammannia spp, Heteranthera limosa, Cyprus difformis, Sphenoclea zeylanica, Alisma-plantago aquatica and Cyprus iria in rice.