Asayansi afalitsa imodzi mwa nkhani zoyambirira za sayansi zokhudza fumigant yolimbana ndi matapito pa mbatata
Zonsezi zidayamba ndi chidwi. Kodi mafutawa omwe amagwiritsidwa ntchito bwanji kuti azilamulira timatumba mu makulidwe a mbatata amakhudza bwanji magulu m'nthaka?
Kuti afufuze nkhaniyi, asayansi aku Yunivesite ya Colorado ndi University of Oregon adagwiritsa ntchito njira zatsopano zowerengera kusintha kwa kapangidwe ka mabakiteriya okhala ndi dothi komanso mafangasi poyankha kugwiritsa ntchito mapangidwe 1,3-dichloropropene kumpoto chakumadzulo chakumadzulo kwa United States.
Kuphunzira kwawo kunawonetsa kuti mafutawa anali ndi zovuta zochepa.
1,3-dichloropropene ndi mankhwala okhala ngati mankhwala ophera tizilombo kuwongolera nematode (ma roundworms), omwe amachepetsa zokolola za mbewu zambiri.
Ngakhale amagwiritsidwa ntchito ponseponse, zochepa zomwe zimadziwika pokhudzana ndi kufalikira kwa zinthu zina m'nthaka. Nkhani yaposachedwa yomwe idasindikizidwa pagulu lanyumba ya Phytobiomes Journal inali imodzi mwazomwe zidafalitsa zoyambirira za kayendedwe ka nematode, kuphatikizapo kugwiritsa ntchito makamaka 1,3-dichloropropene, pa microflora ya dothi.
"Tidapeza zosangalatsa kuti zotsatira zochepa chabe za 1,3-D zidawoneka pamagulu onse amabakiteriya ndi mafangasi, zomwe zikusonyeza kuti dothi limatha kukhala lolimba zachilengedwe ndipo zonunkhira sizingakhale ndi zotsatira zazitali ku gulu lonse la tizilombo tating'onoting'ono," adatero. wasayansi Kenneth Frost.
Kafukufukuyu adawonetseranso kuti kuphatikiza kwapadera kwa 1,3-D kukuyerekezedwa kukhala 98% kwa onse nematode omwe adawerengedwa, kuphatikizira omwe akukhudza mizu.
Zotsatira zake, alembawo akuwonetsa kuti phindu lalikulu pa gulu la tizilombo ting'onoting'ono limachitika chifukwa cha njira zina zaulimi, monga kulima, kuphimba mbewu, kuthilira, ndi zina zambiri, kuposa kugwiritsa ntchito mafutira mu makulidwe a mbatata.
Malinga ndi Frost, padafunikabe kafukufuku wina wamtunduwu: "Tikukhulupirira kuti kuwerengera momwe madera okhala ndi nthaka mogwirizana ndi njira zosiyanasiyana zoyendetsera mbewu, kuphatikiza mankhwala ophera tizilombo, pamapeto pake zithandiza alimi kusamalira bwino thanzi la dothi ndi ma Microbiomes a dothi kuwonjezera zokolola. "
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