Izindaba Zemikhiqizo
-
Imuphi umuthi wokukhunta ongalapha ukubola kwebhaktheriya kabhontshisi wesoya
Ubhontshisi wesoya obangelwa amagciwane yisifo sezitshalo esibhubhisayo esithinta izitshalo zikabhontshisi emhlabeni wonke.Lesi sifo sibangelwa amagciwane okuthiwa i-Pseudomonas syringae PV.Ubhontshisi wesoya ungadala ukulahlekelwa okukhulu kwesivuno uma ungelashwa.Abalimi nochwepheshe bezolimo bebelokhu besolwandle...Funda kabanzi -
Imiphumela ye-pyraclostrobin ezitshalweni ezahlukene
I-Pyraclostrobin iyi-spectrum fungicide ebanzi, lapho izitshalo zihlushwa izifo okunzima ukuzibona ngesikhathi sokukhula, ngokuvamile ziba nomphumela omuhle wokwelapha, ngakho-ke yisiphi isifo esingelashwa nge-Pyraclostrobin?Bheka ngezansi.Isiphi isifo esingaba...Funda kabanzi -
Indlela yokuvimbela utamatisi ukubola kokuqala?
I-tomato blight yakuqala iyisifo esivamile samatamatisi, esingase senzeke phakathi nezigaba zamuva ze-tomato yisithombo, ngokuvamile esimweni somswakama ophezulu kanye nokumelana nezifo zezitshalo ezibuthakathaka, kungalimaza amaqabunga, iziqu kanye nezithelo zikatamatisi emva kokuvela, futhi ebusuku...Funda kabanzi -
Izifo Ezivamile Zekhukhamba kanye Nezindlela Zokuvimbela
Ikhukhamba iyimifino evamile ethandwayo.Enqubweni yokutshala ukhukhamba, izifo ezihlukahlukene zizovela nakanjani, ezizothinta izithelo zekhukhamba, iziqu, amaqabunga nezithombo.Ukuze kuqinisekiswe ukukhiqizwa kwamakhukhamba, kuyadingeka ukwenza ukhukhamba kahle....Funda kabanzi -
I-Aluminium phosphide(ALP)—inketho efanelekile yezilokazane ezilawula endaweni yokugcina izinto!
Isikhathi sokuvuna siyeza!Isitolo sakho silindile?Ingabe uhlushwa izinambuzane endaweni yokugcina impahla?Udinga i-Aluminium phosphide(ALP)!I-Aluminium phosphide ivamise ukusetshenziswa njengesibulala-zinambuzane ngezinjongo zokuthuthwa kwemfucuza ezindaweni zokugcina izimpahla nezindawo zokugcina, lokho kungenxa yokuthi...Funda kabanzi -
Ukusebenza kwe-6-BA ekwandiseni ukukhiqizwa kwezithelo
I-6-Benzylaminopurine (6-BA) ingasetshenziswa ezihlahleni zezithelo ukukhuthaza ukukhula, ukwandisa isethi yezithelo, kanye nokuthuthukisa umkhiqizo jikelele.Nansi incazelo eningiliziwe yokusetshenziswa kwayo ezihlahleni zezithelo: Ukuthuthukiswa kwezithelo: I-6-BA ivamise ukusetshenziswa phakathi nezigaba zokuqala zokuthuthukiswa kwezithelo...Funda kabanzi -
Ingabe ukusetshenziswa kwe-glufosinate-ammonium kuzolimaza izimpande zezihlahla zezithelo?
I-Glufosinate-ammonium iwumuthi wokuthintana obanzi one-spectrum enomphumela omuhle wokulawula.Ingabe i-glufosinate ilimaza izimpande zezihlahla zezithelo?1. Ngemva kokufafaza, i-glufosinate-ammonium imuncwa kakhulu ngaphakathi kwesitshalo ngeziqu namaqabunga esitshalo, bese iqhutshwa ku-x...Funda kabanzi -
Ukuhlaziya Kafushane: I-Atrazine
I-Ametryn, eyaziwa nangokuthi i-Ametryn, iwuhlobo olusha lwe-herbicide olutholwe ngokuguqulwa kwamakhemikhali e-Ametryn, isakhi se-triazine.Igama lesiNgisi: I-Ametryn, ifomula yamangqamuzana: C9H17N5, igama lamakhemikhali: N-2-ethylamino-N-4-isopropylamino-6-methylthio-1,3,5-triazine, isisindo samangqamuzana: 227.33.I-technica...Funda kabanzi -
I-Glufosinate-p, amandla amasha okuthuthukisa imakethe yesikhathi esizayo ye-biocide herbicides
Izinzuzo ze-Glufosinate-p zithandwa ngamabhizinisi amaningi ahamba phambili.Njengoba kwaziwa yibo bonke, i-glyphosate, i-paraquat, ne-glyphosate yi-troika yemithi yokubulala ukhula.Ngo-1986, i-Hurst Company (kamuva eyaba yiBayer Company of Germany) yaphumelela ekuhlanganiseni ngokuqondile i-glyphosate ngamakhemikhali...Funda kabanzi -
I-Kasugamycin · I-Copper Quinoline: Kungani isiphenduke indawo yemakethe?
I-Kasugamycin: ukubulawa kabili kwesikhunta namagciwane I-Kasugamycin iwumkhiqizo wama-antibiotic othinta ukwakheka kwamaprotheni ngokuphazamisa uhlelo lwe-esterase lwe-amino acid metabolism, luvimbele ukwelulwa kwe-mycelium futhi lubangele i-granulation yamaseli, kodwa alunawo umthelela ekuhlumeni kwezinhlamvu.Kuyinto low-r...Funda kabanzi -
I-Prothioconazole inamandla amakhulu okuthuthukiswa
I-Prothioconazole iyi-broad-spectrum triazolethione fungicide eyakhiwe yi-Bayer ngo-2004. Kuze kube manje, isibhalisiwe futhi isetshenziswa kabanzi emazweni/ezifundeni ezingama-60 emhlabeni jikelele.Selokhu yafakwa ohlwini, i-prothioconazole ikhule ngokushesha emakethe.Ingena esiteshini esikhuphukayo nokwenza...Funda kabanzi -
I-insecticide: izici zesenzo kanye nezinto zokulawula ze-ndamcarb
I-Indoxacarb iyisibulala-zinambuzane i-oxadiazine eyakhiwe yi-DuPont ngo-1992 futhi imakethwa ngo-2001. → Ububanzi bokusebenza: Ingasetshenziselwa ukuvimbela nokulawula izinambuzane eziningi ze-lepidopteran (imininingwane) emifino, ezihlahleni zezithelo, amakhabe, ukotini, irayisi nezinye izitshalo. , njengenundu le-diamondback, irayisi...Funda kabanzi
