reaction of barley varieties to Helminthosporium sativum
H.K. Hayes
reaction of barley varieties to Helminthosporium sativum - University Farm, Minnesota 1923 - 47p. - Minnesota Agricultural Experiment Station, Technical Bulletin, No. 21 .
reaction of barley varieties to Helminthosporium sativum - University Farm, Minnesota 1923 - 47p. - Minnesota Agricultural Experiment Station, Technical Bulletin, No. 21 .