BOZEMAN - IMontana State University Extension Unencwajana entsha, yamahhala, enamakhasi angama-40 etholakalayo mayelana nokuhlonza ukulimala kwe-herbicide ezitshalweni.
"Yize ukubulala ukhula kungamathuluzi awusizo okuphatha ukhula, kwesinye isikhathi kungalimaza nezitshalo ezifunwayo," kusho uNoelle Orloff, udokotela ohlola izifo eSchutter Diagnostic Lab. "Lokhu kulimala kubhekiswa njengokulimala okungeyona inhloso, noma ukulimala ezitshalweni ngaphandle kokhula okuhlosiwe okuhloswe ngalo ukulawulwa isicelo se-herbicide."
U-Orloff uthe ukulimala kwe-herbicide engahlosiwe yinto eqhubekayo eMontana. Isibonelo, amasampula ezitshalo ahlolwe izimpawu zokulimala kwe-herbicide yi-MSU's Schutter Diagnostic Lab inyuke ngama-90% phakathi kuka-2013 no-2018, kusuka kumasampula angama-60 kuye kwayi-115 minyaka yonke. Umhlahlandlela omusha uyingxenye yempendulo yokusiza abenzeli beMSU Extension nabanye ukuxilonga izinkinga zokulimala kwe-herbicide. U-Orloff uthe ukuxilongwa kungaba nzima ngoba izimpawu zingabukeka njengalezo ezidalwa yizinambuzane, izifo noma isimo sezulu. Enye inhloso yalo mhlahlandlela ukusiza abasebenzisa imishanguzo yokubulala izinambuzane baqonde futhi bavikele izimbangela ezivamile zokulimala kwe-herbicide okungadalelwanga, kusho u-Orloff.
Umhlahlandlela uchaza izimbangela ezivamile zokulimala kwe-herbicide okungadingeki, njenge-herbicide drift ne-herbicide carryover; iphutha le-opharetha nemishini yokufaka engalungile; kanye nezimo zemvelo nezitshalo ezenza ukulimala kwe-herbicide kube lula kakhulu. Ifingqa ukuthi ungakuvimbela kanjani ukulimala kwe-herbicide, bese ichaza ukuthi ungakuthola kanjani ukulimala kwe-herbicide, kufaka nohlu lobufakazi obuzoqoqwa nemibuzo okufanele ibuzwe.
Kubandakanya ukhiye wokutshala izimpawu, kanye nezithombe nezincazelo zezimpawu zezitshalo zezinhlobo ezahlukahlukene zokubulala ukhula. Umhlahlandlela ubhalwe ngu-Orloff; Jane Mangold, ingcweti yezitshalo ze-MSU Extension invasive; noTim Seipel, isazi sokhula sokhula lwe-MSU Extension. Imihlahlandlela ephrintiwe ixhaswe yisibonelelo esivela ku-USDA-NIFA.
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