. Diseases of plants in the United States in 1939. Crop losses United States; Plant diseases United States. 221 BISMJVRCK, NORTH DAKOTA Jan. Feb. Mar. Apr. May June July Aug. Sept. Oct. Nov. Dec. ^eO- â . r. , . . , g,^ 7oo -P PL â (D Eh Xi +3 300 03 H i o I oo i-i- IJ 1 â i- :i, m i f 4. 7o (â¢>0 Fig. 13. Accumulated temperature in degrees at , North Dakota, for the year 1939 (dotted line) compared with normal (solid line), and mean monthly temperature (plain bars) compared with nor- mal (shaded bars). o (D U -p 0; u 53 -p G O *T f o C G â¢H -P Oj -p â¢H â¢H O 0 Oh X3 -P 03 a
. Diseases of plants in the United States in 1939. Crop losses United States; Plant diseases United States. 221 BISMJVRCK, NORTH DAKOTA Jan. Feb. Mar. Apr. May June July Aug. Sept. Oct. Nov. Dec. ^eO- â . r. , . . , g,^ 7oo -P PL â (D Eh Xi +3 300 03 H i o I oo i-i- IJ 1 â i- :i, m i f 4. 7o (â¢>0 Fig. 13. Accumulated temperature in degrees at , North Dakota, for the year 1939 (dotted line) compared with normal (solid line), and mean monthly temperature (plain bars) compared with nor- mal (shaded bars). o (D U -p 0; u 53 -p G O *T f o C G â¢H -P Oj -p â¢H â¢H O 0 Oh X3 -P 03 a o o =3; 3o 20 IS*! II- â k "1 m pi ; si â Iv??l 10 : O Fig. 1Z|, Accumulated precipitation in inches at Bismarck, North Dakota,for the year 1939 (dotted line) compared with normal (solid line), and monthly precipitation (plain bars) compared with normal (solid bars). o o â¢H -p â¢H o CD U -P o. 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 Nance, Nellie W; United States. Division of Mycology and Disease Survey. [Washington, D. C. ] : Division of Mycology and Disease Survey, Bureau of Plant Industry, United States Department of Agriculture
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