Abstract:Black stem rust is the worst enemy of the grain grower in the Northwest. It is the biggest hazard that the producer of cereal grains faces in his efforts to harvest a profitable crop. During the last ten years its yearly toll in South Dakota alone has averaged almost 9,000,000 bushels of grain. Barberry eradication has been found to be an effective means of reducing these excessive stem-rust losses. This project was started in South Dakota in April, 1918. Since that time the task of finding and destroying this… Show more
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