. Diseases of cereal and forage crops in the United States in 1922. Grain Diseases and pests United States; Forage plants Diseases and pests United States. V.^ZAT - 'ust, iicab plants in the grass nursery on April 3, 1922, and the indications were that infection had taken place in the fall ana had remained dormant throurhout the winter. onov; covered these plants from Qecember until the :.iid:.le of March. Several uredinia were found on an old leaf of a seedling of the above host on that date* The infection had very evidently spread from an old scar on the leaf v/here a sorus had been
. Diseases of cereal and forage crops in the United States in 1922. Grain Diseases and pests United States; Forage plants Diseases and pests United States. V.^ZAT - 'ust, iicab plants in the grass nursery on April 3, 1922, and the indications were that infection had taken place in the fall ana had remained dormant throurhout the winter. onov; covered these plants from Qecember until the :.iid:.le of March. Several uredinia were found on an old leaf of a seedling of the above host on that date* The infection had very evidently spread from an old scar on the leaf v/here a sorus had been the fall before. On .^pril 15, a number of seedlings of this host were found infected. "Several nev/ hosts for stripe rust have been found during the last In all there are now about sixty grass hosts in addition to wheat, barley, spelt and errm^er which are known to be hosts for the rust-" Recent literature â Armstrong, S. The Mendelian inheritance of susceptibility and resist- ance to yellow ruot (^uc-inia .^li^narum et Henn. ) in wheats Jour. Agr. Jci* 12r 57-9&. Feb- 1522- Gcab Caused by Crib:jerella saubmetti (Montr) Sacc. During 1^22 scab occurred, to some extent at least, in all of the wheat- growing states east of the 100th meridian. It was most prevalent, however, in. t 5 >^J^Del. 1 Fig. 24, Estimated percentages of loss from scab in the United itates dur« ing 192^, according to collaborators- the states along the Atlantic-â¢â Sr;uboarcl from Vi,rgini:. northward to Kcv; York, |n. V/cst Virginia and pnrts of Ohio,. K:^ntucky, T^nnesocc. In the cj,otcrn p.^rt of this rcgibn'thc^iisaLsc'wKs prob-bly even more severe th-^n m l^JlS, v;ncn c uscd-^^uch severe lo^3;, th;.:. p^stc-rn. vhc-t From western. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectl
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Keywords: ., bookcentury1900, bookcollectionbiod, bookdecade1920, bookyear1923
