. Bulletin of the Department of Agriculture. Agriculture; Agriculture. Bui. 957, U. S. Dept. ot Aijriculture Plate. Trunk and Branches of Pinus stkobus, Showing Bark Infections of Blister Rust Eaten by Squirrels. riiotofjiaplioil by W. li. s;iu'lL Fk;. 1.—An infected branch which \v; eviilontly a youns; iufection that had not vet formed axia. liG. 2.—Infected bark of livinsj (roe. Here mav be seen the blister-bearing central area at the base of the branches in place, while the oiiter, surroundinir, pvcnial zone has been eaten away. Fig. 3.—Infected liark of livinc; tree. The eaten part
. Bulletin of the Department of Agriculture. Agriculture; Agriculture. Bui. 957, U. S. Dept. ot Aijriculture Plate. Trunk and Branches of Pinus stkobus, Showing Bark Infections of Blister Rust Eaten by Squirrels. riiotofjiaplioil by W. li. s;iu'lL Fk;. 1.—An infected branch which \v; eviilontly a youns; iufection that had not vet formed axia. liG. 2.—Infected bark of livinsj (roe. Here mav be seen the blister-bearing central area at the base of the branches in place, while the oiiter, surroundinir, pvcnial zone has been eaten away. Fig. 3.—Infected liark of livinc; tree. The eaten parts were where iivcaia were 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 perfectly resemble the original United States. Dept. of Agriculture. [Washington, D. C. ?] : The Dept. : Supt. of Docs. , G. P. O.
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