. Diseases of plants in the United States in 1930. Plant diseases United States. 39- Perceivtage of teg 1 Precipitrtion, 193r', by Etates ... J 82 f 76 Aio3 76 3 86 / / 121 \ 122 103 112 73 80 80 \ 87 f<^r -i 77 ' J 83V l» \ I 119 115 1 I 85 ' rvyki £p 96 ~U2§ râV 58 Ul^f^'^ 103 107 N \ 91 97 2° 89 i 84 L 81 75 i 5Z ( L â¢1 XL) tr-K 55 78 \ -L i 8l! 8r V 84 Y t ; 7^72 _i J \C9'.. \\7^-r K Fig. 1. Upper figures show percentage of normal, Jen. 1 to Sept. 3°j lower figures, Mar. 1 to Aug. 31. ("Teekly 'leather & Crop Eul. Oct. 1A, 1930). \ 1 \ âJLrâC I ! 81 \ 1 1 _&7 : â1 90
. Diseases of plants in the United States in 1930. Plant diseases United States. 39- Perceivtage of teg 1 Precipitrtion, 193r', by Etates ... J 82 f 76 Aio3 76 3 86 / / 121 \ 122 103 112 73 80 80 \ 87 f<^r -i 77 ' J 83V l» \ I 119 115 1 I 85 ' rvyki £p 96 ~U2§ râV 58 Ul^f^'^ 103 107 N \ 91 97 2° 89 i 84 L 81 75 i 5Z ( L â¢1 XL) tr-K 55 78 \ -L i 8l! 8r V 84 Y t ; 7^72 _i J \C9'.. \\7^-r K Fig. 1. Upper figures show percentage of normal, Jen. 1 to Sept. 3°j lower figures, Mar. 1 to Aug. 31. ("Teekly 'leather & Crop Eul. Oct. 1A, 1930). \ 1 \ âJLrâC I ! 81 \ 1 1 _&7 : â1 90 L 1 1 130 88 q & i | 99 56 \ 83 ^ y / J 90 5 s 1 51 ! 55 £2 â 51 ] 94 1ââ â\ j \79l4 .. Li (<£/ 61 |v /?_ U^m^rQ 75V IK <75 / .' --L bTX A ',93\ S) Fig. 2. Upper figures show percentage of normal for the spring .of 1930 (March to May, inclusive), lower 'figures for the summer (June to August, inclusive). ('Jeekly leather & Crop Bui., Sept. g, 1930) . In both maps underlined figures indicate the driest of record. 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 Barrus, M. F; Boyd, O. C; Wood, Jessie I; 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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Keywords: ., bookcentury1900, bookcollectionameri, bookcollectionbiodiversity
