Download or read book Studies on the Overwintering of the Uredospore of the Black Stem Rust of Wheat in the Vicinity of Larimer and Weld Counties Colorado Winters of 1921 1922 1923 written by Ernest A. Lungren and published by . This book was released on 1923* with total page 304 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Download or read book Observations on the Overwintering of the Black Stem Rust of Wheat in the Vicinity of Madison Wis written by Glenn E. Paxton and published by . This book was released on 1921 with total page 120 pages. Available in PDF, EPUB and Kindle. Book excerpt: