Izindaba
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Isaziso samaholide somkhosi wasentwasahlobo
Funda kabanzi -
Isizukulwane sesithathu semithi yokubulala izinambuzane ye-nicotinic - i-dinotefuran
Manje njengoba sikhuluma nge-dinotefuran yesibulala-zinambuzane sesizukulwane sesithathu se-nicotinic, ake siqale sihlele ukuhlukaniswa kwemithi yokubulala izinambuzane ye-nicotinic. Isizukulwane sokuqala semikhiqizo ye-nicotine: imidacloprid, nitenpyram, acetamiprid, thiacloprid. Isigaba esiyinhloko yi-2-chloro-5-chloromethylpy...Funda kabanzi -
Yiziphi izinambuzane ezibulawa yi-bifenthrin?
Izitshalo zasehlobo zingabhekana nezinkinga eziningi, ikakhulukazi isizini eshisayo neyomile, kanti ngoJulayi nango-Agasti, omata bethu abaluhlaza bangaphandle bangaba nsundu emavikini ambalwa. Kodwa inkinga ecashile kakhulu inqwaba yamabhungane amancane adla iziqu, imiqhele kanye nezimpande aze abangele idamu elibonakalayo...Funda kabanzi -
Yiziphi izitshalo ezifanele i-ethermethrin? Ungayisebenzisa kanjani i-Ethermethrin!
I-Ethermethrin ifanelekela ukulawula ilayisi, imifino kanye nekotini. Inemiphumela ekhethekile ku-Homoptera, futhi inemiphumela emihle ezinambuzaneni ezahlukahlukene njenge-Lepidoptera, i-Hemiptera, i-Orthoptera, i-Coleoptera, i-Diptera kanye ne-Isoptera. Umphumela. Ikakhulukazi ngelayisi umphumela wokulawula i-planthopper ubuyiselwa...Funda kabanzi -
Ungazivimbela kanjani izinambuzane embotsheni? Yimuphi umuthi ongcono kakhulu ongawusebenzisa?
Ummbila ungenye yezitshalo ezivame kakhulu. Abalimi bonke banethemba lokuthi ummbila abawutshalayo uzoba nesivuno esikhulu, kodwa izinambuzane nezifo kuzonciphisa isivuno sommbila. Ngakho ummbila ungavikelwa kanjani ezinambuzaneni? Yimuphi umuthi ongcono kakhulu ongawusebenzisa? Uma ufuna ukwazi ukuthi umuthi onjani ongawusebenzisa ukuvimbela izinambuzane...Funda kabanzi -
Ulwazi lwemithi yezilwane | Ukusetshenziswa kwesayensi kwe-florfenicol kanye nezinyathelo zokuphepha eziyi-12
I-Florfenicol, i-thiamphenicol eyenziwe nge-monofluorinated derivative, iyisidakamizwa esisha se-chloramphenicol esilwa namagciwane esibanzi sokusetshenziswa kwezilwane, esakhiwe ngempumelelo ngasekupheleni kwawo-1980. Endabeni yezifo ezivamile, amapulazi amaningi ezingulube asebenzisa i-florfenicol njalo ukuvimbela...Funda kabanzi -
Amakhemikhali emvelo emvelo! Adlula enkingeni yobuchwepheshe yokumelana namakhemikhali e-acaricide!
Ama-Acaricides ayisigaba sezibulala-zinambuzane ezisetshenziswa kakhulu kwezolimo, embonini nakwezinye izimboni. Asetshenziswa kakhulu ukulawula izibungu zezolimo, noma amakhizane emfuyweni noma ezifuyweni. Njalo ngonyaka umhlaba ulahlekelwa kakhulu ngenxa yezinambuzane zezibungu. Ngokusho kwe-Food and Agriculture Organisation ye...Funda kabanzi -
Yisiphi isixosha omiyane esiphephile nesisebenza kahle kakhulu?
Omiyane beza minyaka yonke, ungakugwema kanjani? Ukuze bangahlukunyezwa yilaba bampire, abantu bebelokhu bethuthukisa izikhali ezahlukene zokubhekana nazo. Kusukela kumanethi omiyane okuzivikela kanye nezikrini zamafasitela, kuya emithini yokubulala izinambuzane esebenzayo, imithi yokuxosha omiyane, kanye namanzi angasese angacacile, kuya ...Funda kabanzi -
Isimo sokuthuthukiswa kanye nezici ze-flonicamid
I-Flonicamid iyi-insecticide ye-pyridine amide (noma i-nicotinamide) etholwe yi-Ishihara Sangyo Co., Ltd. yaseJapan. Ingalawula ngempumelelo izinambuzane ezimunca ngokubhoboza ezitshalweni eziningi, futhi inomphumela omuhle wokungena, ikakhulukazi kuma-aphid. Isebenza kahle. Indlela esebenza ngayo intsha, ...Funda kabanzi -
Isikhunta esimangalisayo, isikhunta, amagciwane, ukubulala amagciwane, engabizi kakhulu, qagela ukuthi ubani?
Enqubweni yokuthuthukiswa kwemithi yokubulala amagciwane, kuvela amakhemikhali amasha minyaka yonke, futhi umphumela wokubulala amagciwane wamakhemikhali amasha nawo usobala kakhulu. Kuyenzeka. Namuhla, ngizokwethula imithi yokubulala amagciwane “ekhetheke kakhulu”. Isetshenziswe emakethe iminyaka eminingi, futhi isenayo...Funda kabanzi -
Yimiphi imisebenzi ethile ye-ethephon? Ungayisebenzisa kanjani kahle?
Empilweni yansuku zonke, i-ethephon ivame ukusetshenziselwa ukuvuthwa ubhanana, utamatisi, ama-persimmon nezinye izithelo, kodwa yimiphi imisebenzi ethile ye-ethephon? Ungayisebenzisa kanjani kahle? I-ethephon, efana ne-ethylene, ithuthukisa kakhulu ikhono lokwenziwa kwe-ribonucleic acid emaseli futhi ikhuthaza ukuhlanganiswa kwamaprotheni...Funda kabanzi -
I-Imidacloprid iyi-insecticide esetshenziswa kakhulu esezingeni eliphezulu
I-Imidacloprid iyi-insecticide ye-nitromethylene systemic, eyingxenye ye-nicotinyl insecticide e-chlorinated, eyaziwa nangokuthi i-neonicotinoid insecticide, enefomula yamakhemikhali i-C9H10ClN5O2. Ine-spectrum ebanzi, ukusebenza kahle okuphezulu, ubuthi obuphansi kanye ne-residue ephansi, futhi akulula ezinambuzaneni...Funda kabanzi