Michigan State University ku USA ndiyodziwika bwino chifukwa cha maphunziro ake, zaulimi komanso malingaliro olankhulana.Koma ndi anthu ochepa amene amadziwa kuti yunivesite yakhala ikuyang'anira mabotolo agalasi 20 kwa zaka zopitirira zana.Mabotolowa adapangidwa zaka 137 zapitazo ndi Dr. Liam Bill, yemwe adayesa namsongole m'minda ya mbewu.Botolo lililonse linali ndi mitundu 23 ya mbewu za zomera ndipo ankakwiriridwa m’madera osiyanasiyana a yunivesiteyo, ndipo lamulo lakuti nthawi iliyonse botolo likatsegulidwa, pankadutsa zaka zisanu kuti aone ngati mbewuzo zikanamera.Pa mlingo uwu, zingatenge zaka 100 kutsegula mabotolo onse 20.M'zaka za m'ma 1920, kuyesako kunatengedwa ndi pulofesa wina, yemwe adaganiza zowonjezera nthawi yotsegula mabotolo mpaka zaka 10, popeza zotsatira zake zinakhala zokhazikika ndipo mbewu zina zimamera nthawi iliyonse.Pachifukwa chomwecho, "wosunga botolo" wamakono, Pulofesa Trotsky, adaganiza zotsegula mabotolo kamodzi pazaka 20 zilizonse.Panthawi imeneyi, kuyesako sikudzatha mpaka 2100. Paphwando, bwenzi linafunsa Trotsky mwanthabwala kuti: "Kodi kuyesa kwanu ndi mabotolo 20 osweka kukadali koyenera?Sitikudziwa ngati zotsatira zake zingakhale zothandiza!”“Sindingathenso kuwona zotsatira za kuyesako.Koma munthu wotsatira amene amayang'anira mabotolo adzatengadi kuyesa.Ngakhale ngati kuyesako tsopano kwakhala kwachilendo, kuli chinthu chodabwitsa chotani nanga kuti chosankha chathu ndicho kupitirizabe mpaka yankho litatuluka!”Trotsky anatero.
　　

Kuyesera, komwe tsopano kwatenga zaka zana, kungawoneke ngati kuyesa wamba kwambiri, koma n'zodabwitsa kuti palibe aliyense, pa osunga mabotolo osawerengeka, adaganiza kuti zinali zolakwika kapena kuziyika pansi, ndipo zakhala zikuchitika ndi maganizo amodzi mpaka lero. .Mabotolo agalasi 20 amawonetsa mzimu wa Michigan State University - kulimbikira kosalekeza komanso kufunafuna chowonadi.