Izindaba Zemikhiqizo
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Iyini i-neonicotinoid insecticides?
I-Neonicotinoids iyikilasi lama-neurotoxic izinambuzane ezisetshenziswa kakhulu.Ziyizinto zokwenziwa eziphuma ku-nicotine compounds ezibulala izinambuzane ngokuyinhloko ngokuthinta isimiso sezinzwa esimaphakathi sezinambuzane.Indlela ama-neonicotinoids asebenza ngayo Izibulala-zinambuzane ze-Neonicotinoid zisebenza ngokubopha ku-nicotinic acetylcholin...Funda kabanzi -
Izinhlobo zama-insecticides nezindlela zokusebenza
Ziyini izibulala-zinambuzane?Izibulala-zinambuzane ziyikilasi lezinto zamakhemikhali ezisetshenziselwa ukulawula noma ukucekela phansi izinambuzane nokuvikela izitshalo, impilo yomphakathi kanye nemikhiqizo egciniwe.Ngokuya ngendlela yesenzo kanye nezinambuzane ezihlosiwe, ama-insecticide angahlukaniswa ngezinhlobo ezahlukahlukene, kufaka phakathi ama-insecticide, ...Funda kabanzi -
Ungakhetha kanjani ama-insecticides wesistimu?
Ama-systemic insecticide aguqule ukulawulwa kwezinambuzane kwezolimo kanye ne-horticulture.Ngokungafani nama-insecticide endabuko asebenza ngokuthintana, ama-insecticide e-systemic amuncwa izitshalo futhi anikeze ukuvikeleka kwangaphakathi ezinambuzaneni.Lokhu kubuka okuphelele kudingida ...Funda kabanzi -
Yiziphi izinhlobo zama-insecticide?
Izibulala-zinambuzane ziyizinto zamakhemikhali ezisetshenziselwa ukubulala noma ukulawula izinambuzane eziyingozi.Zisetshenziswa kakhulu kwezolimo, ezempilo kanye ne-horticulture ukuvikela izitshalo, indawo yasekhaya kanye nempilo yomphakathi.Ama-insecticide asetshenziswa kakhulu kwezolimo nakwezempilo.Abagcini nje ngokufaka...Funda kabanzi -
Izilawuli Zokukhula Kwezitshalo: Ziyini Izilawuli Zokukhula Kwezitshalo?
Izilawuli zokukhula kwezitshalo (ama-PGR), ezaziwa nangokuthi amahomoni ezitshalo, ziyizinto zamakhemikhali ezinomthelela omkhulu ekukhuleni nasekuthuthukeni kwezitshalo.Lezi zinhlanganisela zingase zenzeke ngokwemvelo noma zikhiqizwe ngokwenziwa ukuze zilingise noma zibe nomthelela kumahomoni ezitshalo zemvelo....Funda kabanzi -
I-Cypermethrin: Ibulalani, futhi ingabe iphephile kubantu, izinja namakati?
I-Cypermethrin iyisibulala-zinambuzane esidume kabanzi esihlonishwa kakhulu ngobuchule baso bokuphatha izinhlobonhlobo zezinambuzane eziwuhlupho zasendlini.Isuka ku-1974 futhi yagunyazwa yi-US EPA ngo-1984, i-cypermethrin iyingxenye ye-pyrethroid yezibulala-zinambuzane, elingisa ama-pyrethrins emvelo akhona ku-chrysanthemum...Funda kabanzi -
Ukuqonda i-Imidacloprid: Ukusetshenziswa, Imiphumela, Nokukhathazeka Kokuphepha
Iyini i-Imidacloprid?I-Imidacloprid uhlobo lwesibulala-zinambuzane esilingisa i-nicotine.I-Nicotine ngokwemvelo ivela ezitshalweni eziningi, kuhlanganise nogwayi, futhi inobuthi ezinambuzaneni.I-Imidacloprid isetshenziselwa ukulawula izinambuzane ezincelisayo, umuhlwa, ezinye izinambuzane zomhlabathi, namazeze ezilwaneni ezifuywayo.Umkhiqizo...Funda kabanzi -
Indlela yokuvimbela ukubola okunsundu kwe-cherry
Lapho ukubola okunsundu kwenzeka esithelweni samacherry esivuthiwe, amachashaza amancane ansundu aqala avele endaweni yesithelo, bese anda ngokushesha, okubangela ukubola okuthambile esithelweni sonke, futhi izithelo ezinesifo esihlahleni ziba lukhuni bese zilenga esihlahleni.Izimbangela zokubola okunsundu 1. Izifo...Funda kabanzi -
Izinyathelo zokulawula ukugcwala kwemifino ezindaweni zokugcina izithombo zinhle kakhulu
I-Leggy yinkinga eyenzeka kalula ngesikhathi sokukhula kwemifino ekwindla nasebusika.Izithelo nemifino emilenze kuthambekele ezenzweni ezifana neziqu ezizacile, amaqabunga aluhlaza amancane nakhanyayo, izicubu ezithambile, izimpande ezigqagqene, ukuqhakaza okumbalwa nokuphuzile, nobunzima be-setti...Funda kabanzi -
Isimo sokushoda kwezithombo zommbila kanye nokusika ama-ridge sibucayi.Ungabhekana kanjani nakho?
Ukulawula izinambuzane kwezolimo akunzima, kodwa ubunzima busekungabi bikho kwezindlela zokulawula ezisebenzayo.Uma kubhekwa inkinga enkulu yokushoda kwezithombo zommbila kanye nokusikwa kwemisele, izinyathelo zokulwa zimi kanje.Enye iwukukhetha isibulala-zinambuzane esifanele.Abalimi...Funda kabanzi -
Naka lezi zinto eziyi-9 lapho ufutha izibulala-zinambuzane!
Kuphephe kakhulu ukusebenzisa imithi yokubulala ukhula ezinsukwini ezingu-40 ngemva kokuhlwanyela ukolweni wasebusika ngemva kokuthela amanzi enhloko (amanzi okuqala).Ngalesi sikhathi, ukolweni usesigabeni senhliziyo engu-4-leaf noma 4-leaf futhi uyakwazi ukubekezelela imithi yokubulala ukhula.Ukuhluma kufanele kwenziwe ngemuva kwamaqabunga ama-4.i-ejenti iyona ephephe kunazo zonke.Ngaphezu kwalokho, ku ...Funda kabanzi -
I-Paclobutrazol, i-uniconazole, i-Mepiquat chloride, i-Chlormequat, umehluko kanye nokusetshenziswa kwezilawuli ezine zokukhula
Izici ezivamile ze-Paclobutrazol ezine, i-uniconazole, i-Mepiquat chloride, ne-Chlormequat zonke ziyingxenye yesigaba sokulawula ukukhula kwezitshalo.Ngemuva kokusetshenziswa, zingalawula ukukhula kwezitshalo, zivimbele ukukhula kwezitshalo (ukukhula kwezingxenye ezingaphezulu komhlaba njenge ...Funda kabanzi
