北方冷季型草坪草病害及病原种类调查

归纳了草地早熟禾、紫羊茅、高羊茅、多年生黑麦草、匍匐箭股颖等5种冷季型草坪草的病害及病原种类，其中草坪型草地早熟禾8种、病原菌8个属30余种，紫羊茅4种、病原菌13个属40余种，高羊茅5种、病原菌15个属50余种，多年生黑麦草7种、病原菌10个属25种。

Disease and Pathogenic Types of Several Cool-season Turfgrass in North Area

Diseases and pathogens of bluegrass,red fescue,tall fescue,perennial ryegrass and agrostis stolonifera creeping bentgrass five kinds of Cool-season turfgrass were summed up.It was showed that there was 8 types diseases involved 8 kinds and more than 30 species in bluegrass,4 types diseases involved 13 kinds and more than 40 species in red fescue,5 types diseases involved 15 kinds and more than 50 species in tall fescue and 7 types diseases involved 10 kinds and more than 25 species in perennial ryegrass.