Ososayensi bashicilele enye yezindatshana zokuqala zesayensi mayelana ne-fumigant emelana namazambane kumazambane
Konke kwaqala ngelukuluku. Ngabe i-fumigant evame ukusetshenziswa ukulawula ama-nematode ezinhlelweni ezikhulayo zamazambane iyithinta kanjani imiphakathi yesimo sezulu esincane?
Ukuhlola loludaba, ososayensi abavela eNyuvesi yaseColorado kanye nase-University of Oregon basebenzise izindlela ezintsha zokulandelanisa ukutadisha izinguquko ekwakhekeni kwamagciwane enhlabathi kanye nemiphakathi yesikhunta ephendula ukusetshenziswa kwe-1,3-dichloropropene emasimini wamazambane ase-United States asenyakatho.
Ucwaningo lwabo lukhombisa ukuthi i-fumigant inemiphumela emincane kakhulu.
I-1,3-dichloropropene iyi-compact organic esetshenziselwa ukubulala izinambuzane ukulawula ama-nematode (ama-roundworms), anciphisa isivuno sezitshalo eziningi.
Yize isetshenziswa kabanzi I-athikili yakamuva eshicilelwe endaweni kawonkewonke ye-Phytobiomes Journal ingenye yezincwadi zokuqala ngomthelela wezindlela zokuphatha i-nematode, kufaka phakathi ukusetshenziswa ikakhulukazi i-1,3-dichloropropene, kuma-microflora omhlabathi.
"Sikuthole kuthakazelisa ukuthi kuphela imiphumela emincane ye-1,3-D ebonwe emiphakathini yomabili yamagciwane kanye nefungal, okusikisela ukuthi inhlabathi ingaba yisimo semvelo esiqinile futhi iziqhumane kungenzeka zingabi nemiphumela yesikhathi eside kuwo wonke umphakathi wezinambuzane," kusho usosayensi uKenneth Frost.
Ucwaningo luphinde lwabonisa ukuthi ukusebenza okuyisilinganiso okuyi-1,3-D kulinganiselwa ukuthi bekungama-98% kuyo yonke i-nematode eyifundiwe, kufaka phakathi leyo ethinta uhlelo lwezimpande.
Ngenxa yalokhu, ababhali baphakamisa ukuthi umthelela omkhulu emphakathini wamagciwane kungenxa yezindlela ezithile zokulima, njengokulima, ukumboza izitshalo, ukunisela nokunye, kunokusebenzisa isifutho ezinhlokodweni zokukhulisa amazambane.
Ngokusho kukaFrost, sisekhona isikhala sokuqhubeka nokucwaninga kwalolu hlobo: “Sikholelwa ukuthi ukucwaninga ngesakhiwo semiphakathi yamagciwane asemhlabeni ukuphendula amasu ahlukahlukene okuphatha izitshalo, kufaka phakathi isibulala-zinambuzane, ekugcineni kuzosiza abalimi ukuthi banakekele kangcono impilo yenhlabathi kanye nama-microbiomes enhlabathi. ukukhuphula isivuno. "
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