Research on Resources of Colletotrichum Corda in Ningxia Hui Autonomous Region

Colletotrichum Corda was a kind of important plant pathogenic fungi.Study of Colletotrichum Corda was very helpful not only for control of plant diseases but also for enrichment of fungal resource diversity.Resources of Colletotrichum Corda in Ningxia Hui Autonomous Region were determined by systematical spotting-investigation,collection and identification of 327 samples from 2000 to 2011.The results showed that there were 13 species of Colletotrichum Corda identified,which were Colletotrichum coccodes(Wallr.) Hughes,Colletotrichum chrysanthemi(Hori)Sawada,Colletotrichum circinans(Berkeley.) Vogl.,Colletotrichum gloeosporioides(Penzig) Penzig et Sacc.,Colletotrichum graminicolum(Cesati) Wilson,Colletotrichum hibisci Poll.,Colletotrichum higginsianum Sacc.,Colletotrichum lagenarium(Pass.) Ell.et Halst.,Colletotrichum lindemuthianum(Sacc.et Magn.) Briosi et Cavara,Colletotrichum linicolum Pethyb.et Lauff.,Colletotrichum pisi Pat.,Colletotrichum trifolii Bain et Essary,and one species not named yet.These species of Colletotrichum Corda were all pathogens of plants,and there were no geographical characteristics in the distribution.