Siye sanetha imvula enkulu ngoJuni kulo nyaka, eyalibazisa ukwenziwa kwefula kunye nokutyala. Kulindeleke ukuba kubekho imbalela ngaphambili, eya kusigcina sixakekile egadini nasefama.
Ulawulo oludibeneyo lwezitshabalalisi lubalulekile kwimveliso yeziqhamo nemifuno. Iindlela ezahlukeneyo zobuchule zisetyenziselwa ukulawula izitshabalalisi nezifo ngokuzinzileyo, kuquka uphuhliso lweentlobo ezikwaziyo ukumelana nezifo, ukucocwa kwembewu yamanzi ashushu, ukujikeleziswa kwezityalo, ulawulo lwamanzi, kunye nezityalo ezibambisayo.
Ezinye iindlela zibandakanya ulawulo lwendalo kunye nebhayoloji, amanyathelo ococeko, ukulawulwa koomatshini kunye nenkcubeko, imida yezenzo, izinto ezikhethiweyo kunye nokulawulwa kokumelana. Njengecebo lokugqibela, sisebenzisa imichiza yokubulala izitshabalalisi ngokukhetha nangononophelo ngokuchasene nezinambuzane ekunzima ukuzilawula.
I-Colorado potato beetle iphuhlise ukuxhathisa kwizinambuzane ezininzi ezibhalisiweyo, nto leyo eyenza ukuba ibe yenye yezona zinambuzane ezinzima kakhulu ukulawula. Zombini imibungu kunye nabantu abadala batya amagqabi esityalo, nto leyo enokuthi ikhokhelele ngokukhawuleza kwi-defoliation ebanzi xa ishiywe ingaqwalaselwa. Xa kuhlaselwe kakhulu, ooqongqothwane banokutya iziqhamo ezingaphezulu komhlaba.
Indlela yendabuko yokulawula i-Colorado potato beetle kukusebenzisa i-neonicotinoid insecticides (kuquka imidacloprid) kwizityalo. Nangona kunjalo, ukusebenza kwezi zinambuzane kuyancipha kwezinye iindawo zase-United States ngenxa yokuphuhliswa kokuxhathisa.
I-Colorado potato beetles inokulawulwa ngokufanelekileyo kwiindawo ezincinci zokutyala ngokuzisusa rhoqo ngesandla. Imibungu kunye nabantu abadala banokwahlulwa kwaye babekwe kwisitya esinamanzi kunye namathontsi ambalwa olwelo lokuhlambela izitya. Ulwelo lunciphisa ukuxinana kwamanzi, nto leyo ebangela ukuba izinambuzane zirhaxwe kunokuba zibaleke.
Abagadi begadi bafuna isisombululo esikhuselekileyo nesisebenzayo esingashiyi iintsalela zeekhemikhali eziyityhefu. Ngelixa ndandiphanda ngolawulo lweetapile, ndiye ndafumana ulwazi ngeemveliso ezininzi ezinespinosad, kuquka neColorado Potato Beetle Insecticide yeBonide. Ezinye iimveliso eziqulethe i-spinosad ziquka i-Entrust, i-Captain Jack's Deadbug Brew, i-Conserve, i-Monterey Garden Insect Spray, kunye nabanye abaninzi.
Iimveliso eziqulathe i-spinosad yenye indlela yendalo yokulawula izinambuzane ezitshabalalisayo ezigadini kunye nabalimi abarhweba ngemifuno neziqhamo. Isebenza ngokuchasene noluhlu olubanzi lwezinambuzane ezihlafunayo ezifana ne-thrips, ooqongqothwane kunye nemibungu, kwaye ikhusela izinambuzane ezininzi eziluncedo.
Ikwanciphisa ngokukhawuleza kwimo engqongileyo xa ibonakaliswe kukukhanya kwelanga kunye ne-microorganisms zomhlaba, iyenza ibe luncedo kakhulu kubalimi abajongene nemiba yokumelana nezinambuzane.
I-Spinosad zombini i-agent ye-nerve kunye netyhefu yesisu, ngoko ke ibulala zombini izinambuzane ezidibana nayo kunye nezo zitya amagqabi ayo. I-Spinosad inendlela ekhethekileyo yokusebenza eyenza ukuthintela ukuchasana ne-organophosphates kunye ne-carbamates, i-acetylcholinesterase inhibitors.
Musa ukusebenzisa kakhulu amayeza okubulala izinambuzane. Kucetyiswa ukuba usebenzise kathathu kuphela kwiintsuku ezingama-30. Ukulwa ne-Colorado potato beetle, kukulungele ukutshiza emini, ukuba kunokwenzeka ngosuku olunelanga.
I-Spinozad iyasebenza ngokuchasene nezinambuzane ezihlafunwayo kwaye kufuneka ifakwe sisinambuzane. Ngoko ke ayisebenzi kangako kwizinambuzane ezigqobhozayo nezingajoliyo. I-Spinozad yenza ngokukhawuleza. Izinambuzane ezitshabalalisayo ziyafa kwisithuba sosuku okanye ezimbini emva kokuba into esebenzayo ingena emzimbeni.
Olunye uphawu oluphawulekayo lwesibulali-zinambuzane kukusebenza kwazo ekubulaleni izitshabalalisi ezikwaziyo ukumelana nezitshabalalisi zentengiso okanye ekunzima kakhulu ukuzibulala, kuquka iColorado potato beetle eyoyikekayo, i-fall armyworm, inundu yekhaphetshu, kunye nentlaka yombona.
I-spinosad ingasetyenziswa njengesixhobo sokulawula izinambuzane ezitshabalalisayo kwizityalo ezibalulekileyo ezifana neetumato, iipepile, i-eggplant, i-oilseed rape kunye nemifuno enamagqabi. Abalimi banokudibanisa i-spinosad kunye nezinye izitshabalalisi zendalo ezifana ne-Bt (Bacillus thuringiensis) ukulawula uluhlu olubanzi lwezinambuzane eziphambili.
Oku kuya kunceda izinambuzane eziluncedo ngakumbi ukuba ziphile kwaye ekugqibeleni zinciphise inani lemichiza esetyenziswayo. Kumbona oswiti, i-spinosad iyasebenza kuzo zombini iintlaka zombona kunye nemisundululu. Isenokulawula imodareyitha yentlaka yombona ngaphandle kokwenza umonakalo kokusingqongileyo.
Ixesha lokuposa: Jul-21-2025