Murphy, H.2021-02-252021-02-251946-10-01https://dr.lib.iastate.edu/handle/20.500.12876/94651<p>The season was right for Iowa to have a record oat crop in1946, but it was only aerage and many of you probably know the cause-the new blight and root rot disease- Helminthosporium. It cut the tields of many fields, some in half.</p>articleisulib-bepress-aws-west117619669195farmscience/vol1/iss4/2Agriculture