div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=university-of-wisconsina-strength-of-each-new-year-class-in-a-region-at-thehtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: University of Wisconsin–MadisonimageslibrarywisceduEcoNatResEFacsDNRResearchstrength of each new year class in a region at the end of the first growing season 1973 presented loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer202206090560a08daeb03dca22dc2aacd9html5thumbnails1jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imageimg data-url=university-of-wisconsina-strength-of-each-new-year-class-in-a-region-at-thehtmlpage=2 data-page=2 class=ts-thumb lazyload alt=Page 2: University of Wisconsin–MadisonimageslibrarywisceduEcoNatResEFacsDNRResearchstrength of each new year class in a region at the end of the first growing season 1973 presented loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer202206090560a08daeb03dca22dc2aacd9html5thumbnails2jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=3Page 3button div class=ts-imageimg data-url=university-of-wisconsina-strength-of-each-new-year-class-in-a-region-at-thehtmlpage=3 data-page=3 class=ts-thumb lazyload alt=Page 3: University of Wisconsin–MadisonimageslibrarywisceduEcoNatResEFacsDNRResearchstrength of each new year class in a region at the end of the first growing season 1973 presented loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer202206090560a08daeb03dca22dc2aacd9html5thumbnails3jpg width=140 height=200 divdiv