Peb tshwj xeeb tshaj yog txaus ntshai hom kab mob phytopathogenic fungus dub scab (Rhizoctonia solani), uas tsis raug rau cov kab mob fungicide thiab tuaj yeem muaj sia nyob ntawm qhov kub thiab txias, cov kws tshawb fawb Lavxias los ntawm RUDN University nrhiav pom. Qhov no tau tshaj tawm thaum Lub Ib Hlis 19 ntawm AgroPages online platform nrog rau cov ntaub ntawv hauv Phau Ntawv Xov Xwm ntawm Cov Kab Mob thiab Kev Tiv Thaiv.
Rhizoctonia (dub scab) yog ib qho ntawm cov kab mob qos yaj ywm uas muaj ntau tshaj plaws thiab muaj teeb meem. Nws kis tau tubers, stems thiab keeb kwm ntawm qos yaj ywm. Cov fungus tuaj yeem muaj sia nyob hauv cov av ntawm cov nroj tsuag khib nyiab.
Tsis muaj ntau yam resistant rau Rhizoctonia solani, dub scab yog tiv thaiv thiab kho tsuas yog los ntawm kev kho ua ntej cog cov noob tubers nrog fungicides. Feem ntau ntawm cov no yog thiabendazole, benzoic acid, thiab fludioxonil. Tag nrho ntawm 53 hom kab mob tau kawm hauv txoj kev tshawb fawb.
"Txoj kev tshawb fawb tau pom tias muaj kev sib cais txaus ntshai heev ntawm R. solani, tiv taus cov kab mob fungicides thiab muaj peev xwm loj hlob ntawm qhov kub thiab txias, thiab tib lub sijhawm ua phem rau cov qos yaj ywm," said Sergey Elansky, Kws Kho Mob ntawm Kev Tshawb Fawb Txog Kev Tshawb Fawb, xibfwb ntawm Lub Tsev Haujlwm Saib Xyuas Kev Noj Qab Haus Huv. Agricultural Biotechnology ntawm RUDN University. Nws hais ntxiv tias txhawm rau tiv thaiv cov kab mob loj hauv cov nroj tsuag thiab txo cov qoob loo poob, nws yog ib qho tsim nyog los saib xyuas qhov tshwm sim ntawm cov kab mob txaus ntshai ntawm cov kab mob phytopathogenic fungi nyob rau thaj tsam ntawm thaj tsam Lavxias.