Iindaba
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Abalawuli bokukhula kwezityalo balingana namahomoni？
Kwiminyaka yakutshanje, bekukho iziqhamo ezininzi ezingasetyenziswanga ngexesha lonyaka, kwaye ekuqaleni kwentwasahlobo, amaqunube amatsha kunye neepesika ziya kuvela kwimarike. Ezi ziqhamo zivuthwa njani ngexesha lonyaka? Ngaphambili, abantu bebecinga ukuba esi sisiqhamo esikhuliswe kwigreenhouse. Nangona kunjalo, nge...Funda ngokugqithisileyo -
IShenzhou ye-15 ibuyise irayisi yokulinganisa, izibulali-zinambuzane kufuneka zihambelane njani nophuhliso?
Ngomhla wesi-4 kweyeSilimela ngo-2023, iqela lesine leesampuli zovavanyo lwesayensi yesithuba ezivela kwisikhululo seenqwelo-moya saseTshayina zabuyela emhlabeni kunye nemodyuli yokubuyisela yenqwelo-moya yaseShenzhou-15. Inkqubo yokusetyenziswa kwesithuba, kunye nemodyuli yokubuyisela yenqwelo-moya yaseShenzhou-15, zenze i-15 e...Funda ngokugqithisileyo -
Zisetyenziswa njani izibulali-zinambuzane zococeko?
Izibulali-zinambuzane ezicocekileyo zibhekisa kwiiarhente ezisetyenziswa kakhulu kwicandelo lempilo yoluntu ukulawula izinto eziphilayo ezithwala iintsholongwane kunye nezinambuzane ezichaphazela ubomi babantu. Ngokuyintloko ziquka iiarhente zokulawula izinto eziphilayo ezithwala iintsholongwane kunye nezinambuzane ezifana neengcongconi, iimpukane, iintakumba, amaphela, iimpukane, iimpukane, iimbovane kunye...Funda ngokugqithisileyo -
Imeko ngokubanzi yophuhliso lwezobugcisa bokucoca izinambuzane
Kwiminyaka engama-20 edlulileyo, izibulali-zinambuzane ezicocekileyo zelizwe lam ziye zaphuhliswa ngokukhawuleza. Okokuqala, ngenxa yokwaziswa kweentlobo ezininzi ezintsha kunye nobuchwepheshe obuphambili obuvela kwamanye amazwe, kwaye okwesibini, imizamo yeeyunithi ezifanelekileyo zasekhaya iye yenza uninzi lwezixhobo eziphambili kunye neendlela zokulinganisa...Funda ngokugqithisileyo -
Isaziso seholide somnyhadala wentwasahlobo
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Isizukulwana sesithathu se-nicotinic insecticide - i-dinotefuran
Ngoku ekubeni sithetha nge-dinotefuran yesibulali-zinambuzane sesizukulwana sesithathu se-nicotinic, masiqale sihlele uluhlu lwe-nicotinic insecticide. Isizukulwana sokuqala seemveliso ze-nicotine: imidacloprid, nitenpyram, acetamiprid, thiacloprid. Eyona iphakathi iphambili yi-2-chloro-5-chloromethylpy...Funda ngokugqithisileyo -
Zeziphi izinambuzane ezibulawa yi-bifenthrin?
Iingca zasehlotyeni zinokuba neengxaki ezininzi, ingakumbi ixesha elishushu nelomileyo, kwaye ngoJulayi nango-Agasti, iimathi zethu eziluhlaza zangaphandle zinokujika zibe mdaka kwiiveki ezimbalwa. Kodwa ingxaki efihlakeleyo ngakumbi ligquba leebhungane ezincinci ezitya iziqu, izithsaba kunye neengcambu de zibangele umonakalo obonakalayo...Funda ngokugqithisileyo -
Zeziphi izityalo ezifanelekileyo kwi-etherthrin? Ungayisebenzisa njani i-Ethermethrin!
I-Ethermethrin ifanelekile ukulawula irayisi, imifuno kunye nomqhaphu. Inemiphumo ekhethekileyo kwiHomoptera, kwaye ikwanemiphumo emihle kwizinambuzane ezahlukeneyo ezifana neLepidoptera, iHemiptera, iOrthoptera, iColeoptera, iDiptera kunye neIsoptera. Impembelelo. Ingakumbi kwirayisi impembelelo yokulawula i-planthopper yi-rema...Funda ngokugqithisileyo -
Ungazithintela njani izinambuzane embona? Yeyiphi iyeza elifanelekileyo lokusebenzisa?
Umbona sesinye sezona zityalo zixhaphakileyo. Bonke abalimi banethemba lokuba umbona abawutyalayo uya kuba nesivuno esikhulu, kodwa izinambuzane nezifo ziya kunciphisa isivuno sombona. Ngoko ke umbona ungakhuseleka njani kwizinambuzane? Ngowuphi amayeza afanelekileyo onokuwasebenzisa? Ukuba ufuna ukwazi ukuba loluphi unyango onokulusebenzisa ukuthintela izinambuzane...Funda ngokugqithisileyo -
Ulwazi ngamayeza ezilwanyana | Ukusetyenziswa kwe-florfenicol ngokwesayensi kunye neendlela ezili-12 zokuzikhusela
I-Florfenicol, i-synthetic monofluorinated derivative ye-thiamphenicol, sisiyobisi esitsha se-chloramphenicol esilwa neentsholongwane esisetyenziswa kwizilwanyana, esaphuhliswa ngempumelelo ngasekupheleni kweminyaka yoo-1980. Kwimeko yezifo ezixhaphakileyo, iifama ezininzi zeehagu zisebenzisa i-florfenicol rhoqo ukuthintela...Funda ngokugqithisileyo -
Iikhompawundi zebhayoloji zendalo! Ziphula i-bottleneck yobuchwephesha yokumelana neekhemikhali ze-acaricides!
Ii-Acaricides ludidi lwezibulali-zinambuzane ezisetyenziswa kakhulu kwezolimo, kumashishini nakwamanye amashishini. Zisetyenziswa kakhulu ukulawula iincukuthu zezolimo, okanye iincukuthu kwimfuyo okanye izilwanyana zasekhaya. Unyaka ngamnye ihlabathi lifumana ilahleko enkulu ngenxa yezinambuzane zencukuthu. Ngokutsho kwe-Food and Agriculture Organisation of the...Funda ngokugqithisileyo -
Yeyiphi into yokugxotha iingcongconi ekhuselekileyo nesebenzayo?
Iingcongconi ziza minyaka le, ungakuphepha njani? Ukuze bangahlukunyezwa zezi vampire, abantu bebesoloko bephuhlisa izixhobo ezahlukeneyo zokumelana neengxaki. Ukususela kwiinethi zokuzikhusela zeengcongconi kunye nezikrini zeefestile, ukuya kwii-insecticides ezisebenzayo, izixothi zeengcongconi, kunye namanzi angasese angacacanga, ukuya ...Funda ngokugqithisileyo
