plantdisease #fungalpathogen #cropmanagement #alternariafungus #integratedpestmanagement #culturalpractices
I-Alternaria Leaf Blight yisifo sokukhunta esihlasela izinhlobonhlobo zezitshalo, okuhlanganisa imifino, izithelo, kanye nezinto zokuhlobisa. Lesi sifo sibangelwa isikhunta se-Alternaria, futhi ngokuvamile sithinta amaqabunga, siwenze abonakale futhi agcine eholele ekuweni kwamaqabunga. Ezimweni ezimbi kakhulu, kungabangela ukulahlekelwa kwezitshalo okukhulu.
Izimpawu ze-Alternaria Leaf Blight zihlanganisa amachashaza ansundu noma amnyama emaqabunga, okungenzeka abe ne-halo ephuzi nxazonke. Amachashaza angahlangana akhe iziqephu ezinkulu, futhi amaqabunga athintekile angase abe phuzi futhi abune. Uma singelashwa, lesi sifo singadlulela eziqwini, izimbali, nezithelo zesitshalo.
Ukuthuthukiswa kwe-Alternaria Leaf Blight kuthanda isimo sezulu esifudumele, esinomswakama, futhi lesi sifo singasakazeka ngokushesha kulezi zimo. Ingasakazwa futhi ngembewu ethelelekile, imfucumfucu yezitshalo, nomhlabathi ongcolile.
Ukulawulwa kwe-Alternaria Leaf Blight kuhilela inhlanganisela yezindlela zokulawula amasiko, izinto eziphilayo kanye namakhemikhali. Imikhuba yamasiko efana nokushintshaniswa kwezitshalo, ukususwa kwemfucumfucu yezitshalo ezinegciwane, nokugwema ukuchelela phezulu kungasiza ekuvimbeleni lesi sifo. Izindlela zokulawula izinto eziphilayo, njengokusebenzisa ama-microorganisms anenzuzo, nazo zingasebenza. Ama-fungicides angasetshenziswa njengendlela yokugcina, kodwa kufanele asetshenziswe ngobuhlakani ukugwema ukwakheka kwezinhlobo zesikhunta ezimelana nesikhunta.
I-Alternaria Leaf Blight yisifo esibi kakhulu esingaba nemiphumela ebalulekile ekukhiqizeni izitshalo. Ukutholwa kusenesikhathi nokuphathwa ngokushesha kuyisihluthulelo sokunciphisa umthelela wako. Ngokulandela imikhuba emihle yamasiko nokusebenzisa indlela edidiyelwe yokulawula izinambuzane, abalimi bangakwazi ukuphatha lesi sifo ngempumelelo futhi bavikele izitshalo zabo.