. Bulletin. Natural history; Natural history. F' 80 ffainfa// in mches / 2 3 ^ & 1 1 r TC I A \ \ 60 \ \s V a^ 1 40 1 !\ i\ 30 T -â Uu^. i^ ^ ^ -/923 Fig. ?4 F° 80 Ra/nfa// //? /nc/ies 2 3 < s e â ^ r^ 70 /' 1 / A / / <' S ' ^/1 VW' 7 y f itf\ f/^ Hf / 30 ^gtI ^/ / 20 \ -1924 F-ig. 95 Fig. 96. Fig. 97 Fig. 98 Fig. P9 Figs. 94-99. Temperature-rainfali. diagrams of a normal wheat leaf ri^st year and of the rust years 1922-1926 in illinois The rust year begins with July, after the previous crop has been harvested, and extends through the following June. The trends of temperature and ra
. Bulletin. Natural history; Natural history. F' 80 ffainfa// in mches / 2 3 ^ & 1 1 r TC I A \ \ 60 \ \s V a^ 1 40 1 !\ i\ 30 T -â Uu^. i^ ^ ^ -/923 Fig. ?4 F° 80 Ra/nfa// //? /nc/ies 2 3 < s e â ^ r^ 70 /' 1 / A / / <' S ' ^/1 VW' 7 y f itf\ f/^ Hf / 30 ^gtI ^/ / 20 \ -1924 F-ig. 95 Fig. 96. Fig. 97 Fig. 98 Fig. P9 Figs. 94-99. Temperature-rainfali. diagrams of a normal wheat leaf ri^st year and of the rust years 1922-1926 in illinois The rust year begins with July, after the previous crop has been harvested, and extends through the following June. The trends of temperature and rain- fall, given as monthly means and totals, respectively, are shown for a normal year and for each year for which rust data were procured. These diagrams show that each rust year consists of two parts, the first of which has 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 Illinois. Natural History Survey Division. Urbana, State of Illinois, Dept. of Registration and Education, Natural History Survey Division
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Keywords: ., booka, bookcentury1900, bookdecade1910, booksubjectnaturalhistory
