Mapula aukadaulo: Zida zolima mozama, maziko a zokolola zambiri
Chomera cholima, chomwe chili pakati pa ulimi chomwe chimayikidwa patsogolo pa pulawo, nthawi zambiri chimatchedwa "chomera cha pulawo." Ntchito yake yayikulu ndikudula nthaka, kudula mizu ya udzu, ndikuwongolera ziboda mmwamba ndikuzigubuduza pamodzi ndi pulawo panthawi yolima, motero kukwaniritsa ntchito zofunika kwambiri zogawa nthaka, kuphimba udzu ndi ziputu, ndikukonzekera malo abwino obzala mbewu. Chomera cholima chapamwamba chimakhudza mwachindunji momwe ulimi umagwirira ntchito, mtengo wamafuta, komanso pomaliza pake, zokolola.
Zipangizo: Zopangidwa ndi chitsulo chapamwamba kwambiri cha kaboni kapena chitsulo chapadera cha alloy, ndipo zimayikidwa mu njira zochizira kutentha (monga kuzimitsa ndi kutenthetsa) kuti zikhale zolimba kwambiri (HRC 48-55 ndi kupitirira apo) pamlingo wapamwamba, kuonetsetsa kuti sizikuwonongeka bwino; nthawi yomweyo, zimasunga kulimba kwa fosholo kuti zisasweke mosavuta mukakumana ndi zopinga monga miyala.
Njira: Ma model ena amagwiritsa ntchito ukadaulo wozimitsa moto wothamanga kwambiri kuti apange gawo lolimba lomwe lili ndi mamilimita angapo akuya kumbuyo kwa tsamba, zomwe zimapangitsa kuti mphamvu yolimbana ndi kuwonongeka ikhale yolimba kuwirikiza kawiri kapena katatu kuposa momwe zimakhalira ndi pulawo wamba.
Mitundu yonse ya mitundu: Timapereka mitundu yosiyanasiyana ya zinthu ndi mitundu (monga mafosholo a chisel, mafosholo a duck-foot, mafosholo a diamondi, mafosholo a udzu, ndi zina zotero) kuti zigwirizane ndi mitundu yosiyanasiyana ya nthaka (dongo, dothi lamchenga, dothi lotayirira) ndi zofunikira pakulima (kulima mozama, kulima pang'ono, kuchotsa ziputu).
Mawonekedwe Okhazikika: Yopangidwa motsatira miyezo yokhazikitsira ya mapulawu odziwika bwino a m'nyumba ndi akunja (monga mapulawu a moldboard, mapulawu osinthika, ma rotary tillers, ndi zina zotero), imatha kufananizidwa bwino ndi mitundu yambiri ya makina a zaulimi, ndipo kuyiyika kwake ndikosavuta komanso mwachangu.











