Mechini ea morao-rao ea temo e na le phello e mpe mobung oa mobu mme e baka likoluoa tsa tlhaho. Qeto ena e fihletsoe ke sehlopha sa bo-ramahlale ba tsoang Sweden, Switzerland le United States, e hatisitsoeng mosebetsi oa hae koranteng Proceedings of the National Academy of Sciences (PNAS).
Boithuto bona bo bontša hore haeba ho elella bofelong ba lilemo tsa bo-1950, ho kopanya bakotuli le lijo-thollo tse boima ba lithane tse 4, joale tsa kajeno li ka ba boima ba lithane tse 36. Mechine ea morao-rao ea temo e etselitsoe ho sireletsa mobu o fokolang: lithaere li entsoe ka bonolo le ka bophara, tse fokotsang khatello ea fatše.
Empa sena se boloka feela bokaholimo ba mobu. Empa makhapetla a tebileng, mobu o teteane hoo ho nona ha oona ho leng kotsing. Ho kopana ho feteletseng ho boetse ho ama bokhoni ba ho fetisa metsi.
"Sena e ka 'na ea e-ba le leng la mabaka a ho fokotseha ha lijalo le keketseho ea palo ea likhohola lefatšeng," ho boletse sengoli sa boithuto, Moprofesa Thomas Keller oa Univesithi ea Swedish ea Agricultural Sciences.
Keller le basebetsi-'moho ba ile ba etsa 'mapa oa linaha tse kotsing ka ho fetisisa ea "conic compaction" ea mobu. Libaka tse nang le mathata ka ho fetisisa e ne e le Australia, Europe, Amerika Leboea le Boroa. Baitsesaense ba fopholetsa gore nngwetlhanong ya lefatshe le le lengwang la lefatshe le senyegile thata mo e leng gore ga go na kgonagalo e ntsi ya go se tsosolosa. Ho isa bohōleng bo itseng, ho kopana ho ama mobu oa Asia le Afrika, moo boemo ba mechine ea temo bo seng holimo hakaalo.
