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.