Izindaba
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Isimo esijwayelekile sokuthuthukiswa kobuchwepheshe bokubulala izinambuzane
Eminyakeni engu-20 edlule, izibulala-zinambuzane ezihlanzekile ezweni lakithi ziye zakhula ngokushesha. Okokuqala, ngenxa yokwethulwa kwezinhlobo eziningi ezintsha nobuchwepheshe obuthuthukile obuvela phesheya, futhi okwesibili, imizamo yamayunithi asekhaya afanelekile yenze iningi lezinto zokusetshenziswa eziyinhloko kanye nezinhlobo zemithamo ye-h...Funda kabanzi -
Isaziso seholide somkhosi wasentwasahlobo
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Isizukulwane sesithathu se-nicotinic insecticides - dinotefuran
Manje njengoba sesikhuluma ngesibulala-zinambuzane se-nicotinic yesizukulwane sesithathu i-dinotefuran, ake siqale silungise ukuhlukaniswa kwezibulala-zinambuzane ze-nicotinic. Isizukulwane sokuqala semikhiqizo ye-nicotine: imidacloprid, nitenpyram, acetamiprid, thiacloprid. Okumaphakathi okuyinhloko yi-2-chloro-5-chloromethylpy...Funda kabanzi -
Yiziphi izinambuzane ezibulala i-bifenthrin?
Utshani basehlobo bungabhekana nezinkinga eziningi, hhayi okungenani okuyinkathi eshisayo neyomile, futhi ngo-July no-August, omati bethu abangaphandle abaluhlaza bangaba nsundu esikhathini esingamaviki. Kodwa inkinga ecashile uquqaba lwamabhungane amancane adla iziqu, imiqhele nezimpande aze abangele idamu elibonakalayo...Funda kabanzi -
Yiziphi izitshalo ezifanele i-etherethrin? Isetshenziswa kanjani i-Ethermethrin!
I-Ethermethrin ifaneleka ekulawuleni irayisi, imifino nokotini. Inemiphumela ekhethekile ku-Homoptera, futhi inemiphumela emihle ezinambuzaneni ezihlukahlukene ezifana ne-Lepidoptera, i-Hemiptera, i-Orthoptera, i-Coleoptera, i-Diptera ne-Isoptera. Umphumela. Ikakhulukazi yokulawula irayisi planthopper umphumela rema...Funda kabanzi -
Indlela yokuvimbela izinambuzane kusuka kummbila? Imuphi umuthi ongcono kakhulu ongawusebenzisa?
Ummbila ungenye yezitshalo ezivame kakhulu. Abalimi bonke banethemba lokuthi ummbila abawutshalayo uzoba nesivuno esikhulu, kodwa izinambuzane nezifo zizonciphisa isivuno sombila. Ngakho ummbila ungavikeleka kanjani ezinambuzaneni? Imuphi umuthi ongcono kakhulu ongawusebenzisa? Uma ufuna ukwazi ukuthi yimuphi umuthi ongawusebenzisa ukuvikela izinambuzane...Funda kabanzi -
Ulwazi lwemithi yezilwane | Ukusetshenziswa kwesayensi kwe-florfenicol kanye nezinyathelo eziyi-12 zokuqapha
I-Flofenicol, i-synthetic monofluorinated derivative ye-thiamphenicol, isidakamizwa esisha esilwa namagciwane esibanzi se-chloramphenicol ukuze sisetshenziswe ezilwaneni, esakhiwa ngempumelelo ngasekupheleni kwawo-1980. Endabeni yezifo ezivamile, amapulazi amaningi ezingulube asebenzisa i-florfenicol njalo ukuvimbela ...Funda kabanzi -
Izinhlanganisela zemvelo zemvelo zangempela! Ukunqamula ibhodlela lobuchwepheshe lokumelana namakhemikhali e-acaricide!
Ama-Acaricides ayikilasi lezibulala-zinambuzane ezisetshenziswa kakhulu kwezolimo, izimboni nezinye izimboni. Isetshenziswa kakhulu ukulawula izibungu zezolimo, noma imikhaza emfuyweni noma ezifuyweni. Minyaka yonke umhlaba ulahlekelwa kakhulu ngenxa yezinambuzane eziwuhlupho. Ngokusho kweFood and Agriculture Organisation ye...Funda kabanzi -
Imuphi umuthi oxosha omiyane ophephe kakhulu futhi osebenza kahle kakhulu?
Omiyane beza njalo ngonyaka, kanjani ukubagwema? Ukuze bangahlukunyezwa yilawa ma-vampire, abantu bebelokhu bethuthukisa izikhali ezihlukahlukene zokubhekana nazo. Kusukela kumanethi omiyane okuvikela omiyane nezikrini zamafasitela, kuye kwizibulala-zinambuzane ezisebenzayo, izinto ezixosha omiyane, namanzi asendlini yangasese angaqondakali, kuya ...Funda kabanzi -
Isimo sokuthuthukiswa kanye nezici ze-flonicamid
I-Flonicamid iyisibulala-zinambuzane i-pyridine amide (noma i-nicotinamide) etholwe i-Ishihara Sangyo Co., Ltd. yase-Japan. Ingakwazi ukulawula ngempumelelo izinambuzane ezihlabayo ezihlabayo ezinhlobonhlobo zezitshalo, futhi inomphumela omuhle wokungena, ikakhulukazi kuma-aphid. Isebenza kahle. Indlela yokusebenza kwayo iyinoveli, ...Funda kabanzi -
Isibulali sikhunta esinomlingo, ukhunta, amagciwane, ukubulawa kwegciwane, ukonga imali, qagela ukuthi ubani?
Enqubweni yokuthuthukiswa kwama-fungicides, ama-compounds amasha avela njalo ngonyaka, futhi umphumela we-bactericidal we-compounds entsha nawo ubonakala kakhulu. Kwenzekani. Namuhla, ngizokwethula isibulala-sikhunta “esikhethekile” kakhulu. Sekuyiminyaka eminingi isetshenziswa emakethe, futhi isenamandla amakhulu ...Funda kabanzi -
Yimiphi imisebenzi ethile ye-ethephon? Ungayisebenzisa kanjani kahle?
Ekuphileni kwansuku zonke, i-ethephon ivame ukusetshenziselwa ukuvuthwa ubhanana, utamatisi, ama-persimmons nezinye izithelo, kodwa yimiphi imisebenzi ethile ye-ethephon? Ungayisebenzisa kanjani kahle? I-Ethephon, efanayo ne-ethylene, ikakhulukazi ithuthukisa ikhono le-ribonucleic acid synthesis kumaseli futhi ikhuthaza i-protein synth...Funda kabanzi