Methods for modulating fitopatog u00eanica infection in a plant, and to modulate the appearance of monocot or dicot, ciper u00e1cea weeds in a substrate, composition, and,The use of sarmentina and / or an analogue of sarmentina.
Methods and compositions for controlling plant pests, particularly weeds and/or plant phytopathogens using sarmentine and/or analogs thereof are disclosed.