div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: University of Wisconsin–MadisonimageslibrarywisceduEcoNatResEFacsPercisreference · 2018 8 10 · Bobyrev 2001 A balance model of the mesotrophic lake ecosystem src=https:reader036vdocumentsmxreader036viewer20220816145fbf5fa4c6298909dc5f1ed6html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 2button div class=ts-image amp-img class=ts-thumb alt=Page 2: University of Wisconsin–MadisonimageslibrarywisceduEcoNatResEFacsPercisreference · 2018 8 10 · Bobyrev 2001 A balance model of the mesotrophic lake ecosystem src=https:reader036vdocumentsmxreader036viewer20220816145fbf5fa4c6298909dc5f1ed6html5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdiv