ukubuzabg

Isikhunta

I-fungicide, ebizwa nangokuthi i-antimycotic, noma iyiphi into enobuthi esetshenziselwa ukubulala nomavimbelaukukhula kweisikhunta. Ama-fungicides ngokuvamile asetshenziselwa ukulawula isikhunta esiyisinambuzane esingadala umonakalo kwezomnothoisitshalonoma izitshalo zokuhlobisa noma ukubeka engoziniimpilowezilwane ezifuywayo noma abantu. Ama-fungicides amaningi ezolimo nawe-horticultural asetshenziswa njengezifutho noma uthuli. Ama-fungicides embewu asetshenziswa njengesembozo sokuvikela ngaphambiliukuhluma. Ama-systemic fungicides, noma ama-chemotherapeutants, asetshenziswa ezitshalweni, lapho asatshalaliswa kuwo wonke amathishu futhi asebenzeqedaisifo esikhona noma ukuvikela ezifweni ezingase zibe khona. Ebantwini kanyeumuthi wezilwane,ikhemisingokuvamile zisetshenziswa njengama-topical antifungal creams noma zinikezwa njengemithi yomlomo.

Ingxube ye-Bordeaux, uketshezi olwakhiwe nge-lime e-hydrated, i-copper sulfate, namanzi, lwalungomunye wemithi yokuqala yokubulala isikhunta. Ingxube ye-Bordeaux ne-Burgundy ingxube, okufanayoukwakheka, zisasetshenziswa kabanzi ukwelapha izihlahla zezithelo. Ithusiizinhlanganiselafuthiisibabulezisetshenziswe ezitshalweni ngokwehlukana nanjengezinhlanganisela, kanti ezinye zithathwa njengezifaneleukulima ngokwemvelo. Amanye ama-organic fungicides ahlanganisa uwoyela we-neem, uwoyela we-horticultural, nama-bicarbonates.Zokwenziwaizinhlanganisela eziphilayo zisetshenziswa kakhulu ngoba zinikeza isivikelo nokulawula izinhlobo eziningi zesikhunta futhi zikhethekile ekusetshenzisweni.

 

I-Cadmium chloride ne-cadmium succinate zisetshenziselwa ukulawulai-turfgrassizifo. I-Mercury(II) chloride, nomai-corrosive sublimate, kwesinye isikhathi isetshenziswa njengediphu ukwelaphaama-bulbfuthinezilimo eziyizigaxa; inobuthi obukhulu kubantu. Izinhlanganisela ze-Strobilurin zisetshenziswa kwezolimo zezimboni ukubulala izinhlobo ezahlukahlukene zeisikhutha,isikhunta, futhiukugqwala. Ezinye izinto ezisetshenziswa ngezikhathi ezithile ukubulala isikhunta zihlanganisai-chloropicrin,i-methyl bromide, futhii-formaldehyde, nakuba ukusetshenziswa kwalezi zibulala-sikhunta kulawulwa noma kuvinjelwe emazweni amaningi. Izinto eziningi ze-antifungal zenzeka ngokwemvelo ngaphakathiisitshaloizicubu.I-Creosote, etholwe kuizinkuni zetiyelanomaitiyela lamalahle, isetshenziselwa ukuvimbelaukubola okomilengokhuni.

Ama-fungicides abulala isikhunta se-pathogenic noma i-parasitic ngokuphazamisa izinqubo zabo ezibucayi zamaselula. Isibonelo, ama-fungicides amaningi abopha ngokuqondileama-enzymeukuphazamisa izinqubo ze-metabolic ezithintekayoukuphefumula kwamaselula. Nokho, njengoba kunjaloimithi yokubulala ukhula,izibulala-zinambuzane, futhiama-antibiotics, ukusetshenziswa ngokweqile kwama-fungicides kuye kwaholela ekutheniukuziphendukela kwemveloyokumelana nezinhlobo ezithile zesikhunta. Ukumelana nama-fungicide, lapho inani lesikhunta libonisa ukuncipha kokuzwela ku-fungicide enikeziwe, kungenzeka ngokushesha, njengoba ukhunta olulodwa lungase lukhiqize izigidi ze-fungicides.izinhlamvu.

 


Isikhathi sokuthumela: Apr-25-2021