Zipangizo zamakina a ulimi: nsonga za pulawo, nsonga za fosholo zachitsulo zosatha kutha, nsonga za rotary tiller
Nsonga ya pulawo, yomwe ndi gawo lolimba la makina a zaulimi, nthawi zambiri imayikidwa kutsogolo kwa pulawo lalikulu. Yopangidwa ndi chitsulo cha boron chomwe sichimawonongeka kwambiri kapena chitsulo cha alloy pogwiritsa ntchito forging kapena precision casting, imadula nthaka ikagwiritsidwa ntchito, kuswa zigawo zolimba za nthaka ndikuchepetsa kwambiri kukana kwa pulawo lalikulu. Mphepete mwake yakuthwa komanso ngodya yolowera bwino imadula bwino mizu ya udzu ndi zotsalira za mbewu, kuonetsetsa kuti kulima bwino komanso pansi pake pali furrow yosalala. Ndi gawo lofunikira kwambiri pakukonza bwino kulima komanso kuchepetsa kugwiritsa ntchito mphamvu.
Nsonga iyi ya pulawo, yomwe ndi gawo lofunika kwambiri la zida zaulimi zomangidwa ndi thirakitala, imapangidwa pogwiritsa ntchito chitsulo cha boron cholimba kwambiri chomwe sichingawonongeke pogwiritsa ntchito njira yopangira zinthu zosiyanasiyana. Pambuyo pa njira yapadera yochizira kutentha, kuuma kwake ndi kulimba kwake zimakwaniritsa mgwirizano wasayansi, zomwe zimapangitsa kuti malo olimba komanso okhuthala azilimbana bwino ndi kukangana kwakukulu ndi nthaka youma, yolimba komanso miyala. Poyerekeza ndi chitsulo wamba, kukana kwake kuwonongeka kumakhala kokwera katatu, zomwe zimachepetsa kwambiri nthawi yogwira ntchito yokhudzana ndi kusintha kwa ziwalo zina pafupipafupi.
Ponena za kapangidwe kake, tinakonza ngodya yolowera nthaka ndi kupindika, zomwe zinapangitsa kuti nthaka ilowe mwachangu, ikhale yolimba, komanso kuti thirakitala isamagwire bwino ntchito, motero timasunga mafuta. Zimathandizanso kuti nthaka izungulire bwino komanso kuti iphimbe bwino, komanso kuti nthaka ikhale yosweka bwino. Chogulitsachi chimatsatira kwambiri miyezo yoyambirira ya mabowo omangira fakitale, kuonetsetsa kuti ikugwirizana bwino komanso kuti ikhale yosavuta kuyika. Ndi yoyenera mapulawu osiyanasiyana osinthika, mapulawu a moldboard, ndi mapulawu ena odziwika bwino.
Kusankha nsonga ya pulawu kumatanthauza kusankha kugwiritsa ntchito bwino kwambiri komanso kuchepetsa ndalama zogwirira ntchito. Kaya ndi yolima mozama, yomasula kwambiri, yolima masika, kapena yozungulira nthawi yophukira, kukana kwake kuwonongeka kwambiri komanso nthaka yokhazikika kumateteza ntchito zanu zaulimi, zomwe zimakuthandizani kusunga nthawi, kusunga ntchito, komanso kupewa nkhawa.








