Keywords: Trichoderma aggressivum.jpeg en Conidia of Trichoderma aggressivum europaeum Public Domain US Department of Agriculture Agricultural Research Service Systematic Botany and Mycology Laboratory s/keys/FrameListAllTaxa cfm gen Trichoderma US Department of Agriculture 2006-02-11 PD-USGov Trichoderma aggressivum Images from ARS Systematic Mycology and Microbiology Laboratory Fungal spores |