Makina amakono aulimi amawononga chonde m'nthaka ndipo amayambitsa masoka achilengedwe. Mfundo imeneyi inafikiridwa ndi gulu la asayansi ochokera ku Sweden, Switzerland ndi United States. zosindikizidwa ntchito yake mu magazini Proceedings of the National Academy of Sciences (PNAS).
Kafukufukuyu akuti ngati kumapeto kwa zaka za m'ma 1950, kuphatikiza okolola ndi tirigu wolemera matani 4, ndiye kuti amakono amatha kulemera matani 36. Makina amakono aulimi amapangidwa kuti ateteze nthaka yosalimba: matayala amapangidwa ofewa komanso otambasuka, omwe amachepetsa kupanikizika kwapansi.
Koma izi zimangopulumutsa pamwamba pa nthaka. Koma m’zigawo zakuya, nthakayo imaunjikana kwambiri moti chonde chake chikusokonekera. Kuphatikizika kwambiri kumakhudzanso kuthekera kodutsa madzi.
“Ichi chikhoza kukhala chimodzi mwa zifukwa za kutsika kwa mbewu ndi kuwonjezereka kwa chiŵerengero cha madzi osefukira padziko lapansi,” anatero wolemba kafukufuku Pulofesa Thomas Keller wa ku Swedish University of Agricultural Sciences.
Keller ndi anzake adajambula madera omwe ali pachiwopsezo cha "kukhazikika kosatha" kwa nthaka. Madera ovuta kwambiri anali Australia, Europe, North ndi South America. Asayansi akuyerekeza kuti gawo limodzi mwa magawo asanu a nthaka yolimidwa padziko lonse lapansi yawonongeka kwambiri moti n’kosavuta kuti ibwezedwe. Pang'ono ndi pang'ono, kuphatikizika kumakhudza dothi la ku Asia ndi Africa, kumene mulingo wa makina aulimi siwokwera kwambiri.