#AlternariaBlight #AlternariaBrassicicola #CruciferousCrops #FungalPathogen #GeneticResistance #Fungicides #BiocontrolAgents #CropRotation #SanitationPractices #Sustainability #Agriculture
I-Alternaria blight, ebangelwa i-fungal pathogen i-Alternaria brassicicola, ikhathaza kakhulu abalimi kanye nabalimi ngokufanayo, njengoba ithinta izitshalo eziningi, ezihlanganisa iklabishi, i-broccoli, ne-cauliflower. Lesi sifo singabangela ukulahlekelwa okukhulu kwesivuno futhi sinciphise izinga lomkhiqizo, okuholela ekulahlekelweni kwezomnotho kubalimi. Kulesi sihloko, sizojula ngezimbangela nemiphumela ye-Alternaria blight futhi sixoxe ngamasu okulawula nokuvimbela ukusabalala kwayo.
I-Alternaria brassicicola iphila kahle ezimweni ezifudumele, ezinomswakama, futhi ingasakazeka ngokushesha emasimini anokungahambi kahle komoya. Isikhunta singangena kokubili amaqabunga amancane navuthiwe, abangele izilonda ezinsundu noma ezimnyama ezingakhula ngokushesha futhi ekugcineni zimboze wonke amaqabunga. Ezimweni ezimbi kakhulu, lesi sifo singathinta neziqu namakhanda ezimbali, okuholela ekubuneni nasekufeni ngaphambi kwesikhathi kwesitshalo.
Ukuvimbela ukusabalala kwe-Alternaria blight, abalimi kanye nabalimi kufanele benze izinyathelo ezinhle zokukhucululwa kwendle, okuhlanganisa nokususa imfucumfucu yezitshalo ezinegciwane nokusebenzisa imbewu ehlanzekile kanye nezinto zokutshala. Ukujikeleziswa kwezitshalo nakho kungasiza ekwehliseni izinga lezifo, njengoba kungase kusetshenziswe izibulala-sikhunta kanye nama-agent okulawula izinto eziphilayo.
Eminyakeni yamuva nje, abacwaningi bebelokhu behlola nokusetshenziswa kokumelana nezakhi zofuzo njengendlela yokulawula i-Alternaria blight. Ngokuhlonza izakhi zofuzo ezinikeza ukumelana ne-pathogen, abalimi bangakwazi ukuthuthukisa izimila ezintsha ezingangenwa kalula yilesi sifo. Le ndlela inamandla okunciphisa ukuthembela emithini yokubulala isikhunta futhi ithuthukise ukusimama kwezolimo isikhathi eside.
I-Alternaria blight ebangelwa i-Alternaria brassicicola iyingozi enkulu ezitshalweni ze-cruciferous. Ukuze ulawule futhi uvimbele ukusakazeka kwalesi sifo, kubalulekile ukusebenzisa izinqubo ezinhle zokukhucululwa kwendle, ukusebenzisa ama-fungicides nama-biocontrol agents, futhi uhlole ukusetshenziswa kokumelana nezakhi zofuzo ezinhlelweni zokuzalanisa.