Asayansi ochokera ku Yunivesite ya Aarhus, Denmark, Agroscope Research Center, Switzerland, ndi Vetagro Sap National Agricultural School, France, adalemba nkhani m'magazini yotchedwa Political Forum of Science, akufuna kuti aunikenso dongosolo lomwe limafotokoza momwe angagwiritsire ntchito mankhwala ophera tizilombo. A Christopher Topping, Annette Aldrich ndi a Philip Burnie akuwonetsa kuti makina amakono ndiwakale ndipo akuyenera kusintha.
Olembawo akuti malamulo ambiri ogwiritsira ntchito mankhwala ophera tizilombo ku Europe, USA ndi mayiko ena ambiri adalandiridwa koyambirira kwa zaka zam'ma 1990 pamaziko a mfundo "imodzi ya mankhwala ophera tizilombo - ntchito imodzi", ndiye kuti, mankhwala ophera tizilombo adayesedwa pa mbeu imodzi yokha.
Tsopano zinthu zasintha. Mankhwala azomera okha nthawi zambiri amagwiritsidwa ntchito pazomera zosiyanasiyana
Kuzindikira kwa mphamvu ya mankhwala ophera tizilombo pa chilengedwe kwasinthanso - chidziwitso chatsopano chawonekera pazotsatira za agrochemistry pa tizilombo tating'onoting'ono tosaka, mbalame ndi zolengedwa zina, pamitsinje, m'mitsinje ngakhalenso kunyanja, pomwe zinthu zofunikira za zinthu zoteteza zachilengedwe zikulowa muzinthu zamagetsi kudutsa madzi.
Olembawo amakhulupirira kuti kusintha machitidwe okhazikika a malamulo ophera tizilombo ku maiko osiyanasiyana, zomwe zimapangitsa kuti akhale "odziwika bwino", zingakhale zopita patsogolo, ngakhale zili ndi zovuta zingapo. Komabe, izi ziyenera kuchitika.
Akatswiri adziwa kuti kusintha malamulowa sikuyenera kuwononga alimi - malamulo okhwima kwambiri athandizira kupewa kugwiritsidwa ntchito mosaganizira kwa zoteteza mbewu ndikuzindikiritsa malo ndi momwe mungagwiritsire ntchito zaulimi. Alimbikitsanso mayiko kuti agwirizane pochita izi, chifukwa pali kusiyana kwakanthawi pakati pamaiko - mwachitsanzo, European Union yaletsa chlorpyrifos posachedwapa chifukwa ikugwirizana ndi mavuto azaumoyo wa ana, koma US idalola kutero chifukwa EPA (Agency for US Environmental Protection Agency) sinagwirizane ndi kuyesa kwa EU. Mgwirizano wapadziko lonse pamankhwala ena udzathetsa vutoli.
Pomaliza, olemba amaliza kuti popanga njira yatsopano yowongolera, munthu ayenera kuganizira zida zomwe zingathandize kuti anthu ambiri adziwe za kuopsa kwa mankhwala ophera tizilombo.
Source: xxi.ru agro (malinga ndi phys.org).