''Pythium tardicrescens'' is a

plant pathogen Plant diseases are diseases in plants caused by pathogens (infectious organisms) and environmental conditions (physiological factors). Organisms that cause infectious disease include fungi, oomycetes, bacteria, viruses, viroids, virus-like orga ...

infecting barley.

References

Water mould plant pathogens and diseases Barley diseases tardicrescens Oomycete species Protists described in 1938 {{plant-disease-stub