Kupalira Nsalu

Kuvulaza kwa herbicides kwa anthu. Mankhwala a herbicides amaunjikana m'thupi la munthu mosalekeza. Ngakhale kuti sizidzachititsa zoonekeratu pachimake poyizoni zizindikiro mu thupi la munthu mu nthawi yochepa, iwo akhoza kubweretsa mavuto aakulu, monga kusokoneza ntchito yachibadwa ya dongosolo lamanjenje, kusokoneza mlingo wa mahomoni mu thupi la munthu, zimakhudza chonde mwamuna ndi akusowa chitetezo.

The udzu nsalu ntchito zachilengedwe wochezeka zipangizo polypropylene (kapena polyethylene) waya zojambula, nsalu polypropylene (kapena polyethylene) ndi zoipa crystalline, 3 mpaka 5 zaka moyo, ntchito kuteteza udzu akafika moyo akhoza kusonkhanitsidwa, yokumba centralized zinyalala mankhwala, kapena pogwiritsa ntchito njira yowomba ndi mphepo idzaphwanyidwa ndi nsalu ya udzu, ngakhale kukhala m'nthaka kapena mkati sikungawononge nthaka.

Kupewa udzu nsalu ndi mtundu wa zabwino permeability, mofulumira kutulutsa madzi, kupewa ndi kulamulira namsongole, kuteteza kuzula pansi munda ndi udzu udzu nsalu, pansi pa nsalu udzu kuphatikizapo angapo ofukula ndi yopingasa kuluka pamodzi wakuda (polypropylene) pulasitiki nsalu nsalu, kuteteza kuwala kwa dzuwa kupyola pansi pa kukhudzana ndi namsongole, udzu nsalu kuti udzu sakanatha kwa photosynthesis, kuteteza udzu, Kuti UV cheza ndi mildew kukana pa nthawi yomweyo, kukhala ndi mphamvu inayake ndi abrasion kukana, akhoza osati kuteteza mizu zomera pansi, kukongoletsa chilengedwe, kusintha ntchito Mwachangu ndi phindu zachuma, kupewa ndi kulamulira kuipitsidwa kwa chilengedwe, kuchepetsa ntchito mankhwala, komanso angalepheretse tizilombo ndi nyama zazing'ono ndi kukula, chifukwa pansi udzu nsalu zabwino permeability, Kutha kwa madzi, Kutha kuyamwa kwamadzi muzu wa chomera kwasinthidwa, kupindulitsa pakukula kwa zomera, kuteteza mizu. kuwonongeka.

Anti-udzu nsalu osati kupulumutsa ntchito ndi ntchito, kuyala ntchito ndi yosavuta. Pamene anagona, kokha pamodzi ndi kubzala mzere wa mtengo wa zipatso, udzu nsalu adzakhala ataphimbidwa mu mtengo mtengo zakudya lamba (monga ofukula chionetsero cha periphery korona), kufalikira lathyathyathya, ndiyeno yokutidwa ndi dothi pambali, akhoza. kukhazikika, kutha kukhalanso chomangira chansalu, chokhazikika, kuteteza kuwomba kwa mphepo.