ntchito

Mapulasitiki osiyanasiyana amagwiritsidwa ntchito pa ulimi, kuphatikizapo, polyolefins (polyethylenes (PE), Polypropylene (PP), Ethylene-Vinyl Accetate Copolymer (EVA)) ndipo kawirikawiri, Poly-vinyl chloride (PVC), Polycarbonate (PC) ndi poly-methyl-methacrylate (PMMA).
Makanema akuluakulu aulimi ndi awa: filimu ya geomembrane, filimu ya silage, filimu ya mulch ndi filimu yophimba nyumba zobiriwira.
Makanema aumisiri amaphatikiza mulch, solarization, chotchinga cha fumigation ndi makanema oteteza mbewu opangidwa kuchokera ku polyethylene (PE) kapena zinthu zowola.Zimakhala zonyezimira, zosalala, kapena zokongoletsedwa ndi mawonekedwe owoneka ngati diamondi pamtunda.
Mafilimu a mulch amagwiritsidwa ntchito kusintha kutentha kwa nthaka, kuchepetsa kukula kwa udzu, kuteteza kutayika kwa chinyezi, ndi kukonza zokolola komanso kusamalidwa bwino.Chifukwa cha makulidwe awo, kugwiritsa ntchito mitundu ya pigment komanso kukhudzidwa ndi kuwala kwa dzuwa, mafilimu a mulch amafunikira kuwala koyenera komanso zowongolera zotentha zolimbana ndi mankhwala apakati.