Izindaba
Izindaba
-
Ucwaningo lwembula ukuthi yimaphi ama-hormone ezitshalo asabela ezikhukhuleni.
Yimaphi ama-phytohormone adlala indima ebalulekile ekuphathweni kwesomiso? Ama-phytohormone azivumelanisa kanjani nezinguquko zemvelo? Iphepha elishicilelwe kumagazini i-Trends in Plant Science lichaza kabusha futhi lihlukanise imisebenzi yezigaba eziyi-10 zama-phytohormones atholakale kuze kube manje embusweni wezitshalo. Lezi...Funda kabanzi -
I-Boric acid yokulawula izinambuzane: amathiphu okusebenzisa ekhaya asebenzayo futhi aphephile
I-boric acid iyiminerali ebanzi etholakala ezindaweni ezahlukahlukene, kusukela emanzini olwandle kuya enhlabathini. Kodwa-ke, uma sikhuluma nge-boric acid esetshenziswa njengesibulala-zinambuzane, sibhekisela kumakhemikhali akhishwe futhi ahlanzwa ezindaweni ezicebile nge-boron eduze kwezindawo zezintaba-mlilo namachibi omile. Noma kunjalo...Funda kabanzi -
Iyini imiphumela nemisebenzi ye-Tetramethrin ne-Permethrin?
Kokubili i-permethrin ne-cypermethrin ziyizibulala-zinambuzane. Imisebenzi nemiphumela yazo ingafingqwa kanje: 1. I-Permethrin 1. Indlela yokusebenza: I-Permethrin ingeyesigaba se-pyrethroid sezibulala-zinambuzane. Iphazamisa kakhulu uhlelo lokuhambisa izinzwa lwesinambuzane, ngokuba nokuxhumana...Funda kabanzi -
Ukungeniswa kwesoya e-US kuye kwabangela izinkinga ezinkulu, kodwa izindleko zisalokhu ziphezulu. Abathengi baseShayina bandisa ukuthengwa kwesoya yaseBrazil.
Njengoba kulindeleke ukuthi kuqaliswe ukusebenza kwesivumelwano sokuhwebelana phakathi kweShayina ne-US okuholela ekuqalisweni kabusha kokuthunyelwa okuvela e-United States kuya kumthengisi omkhulu kunabo bonke emhlabeni wesoya, amanani kasoya eNingizimu Melika asanda kwehla. Abangenisi bakasoya baseShayina basanda kusheshisa ukuthengwa kwabo...Funda kabanzi -
Imakethe Yokulawula Ukukhula Kwezitshalo Yomhlaba Wonke: Amandla Ashukumisayo Ezolimo Ezisimeme
Imboni yamakhemikhali iguqulwa yisidingo semikhiqizo ehlanzekile, esebenza kangcono futhi engalimazi kakhulu imvelo. Ubuchwepheshe bethu obujulile ekufakweni kukagesi kanye nokwenza kube yidijithali kwenza ibhizinisi lakho likwazi ukufeza ubuhlakani bamandla. Izinguquko kumaphethini okusetshenziswa kanye nezobuchwepheshe...Funda kabanzi -
Amasu okuphatha asekelwe emkhawulweni anganciphisa ukusetshenziswa kwezibulala-zinambuzane ngo-44% ngaphandle kokuthinta ukulawulwa kwezinambuzane nezifo noma isivuno sezitshalo.
Ukuphathwa kwezinambuzane nezifo kubalulekile ekukhiqizweni kwezolimo, kuvikela izitshalo ezinambuzaneni nasezifweni eziyingozi. Izinhlelo zokulawula ezisekelwe emkhawulweni, ezisebenzisa izibulala-zinambuzane kuphela lapho ubuningi bezinambuzane nezifo budlula umkhawulo onqunyiwe, zinganciphisa ukusetshenziswa kwezibulala-zinambuzane. Kodwa-ke...Funda kabanzi -
Abacwaningi bathola indlela yokulawulwa kwamaprotheni e-DELLA ezitshalweni.
Abacwaningi abavela eMnyangweni we-Biochemistry e-Indian Institute of Sciences (IISc) bathole indlela ekade ifunwa esetshenziswa izitshalo zasendulo ezifana ne-bryophytes (kufaka phakathi ama-mosses nama-liverworts) ukulawula ukukhula kwezitshalo - indlela ephinde yalondolozwa kwezinye izindawo ...Funda kabanzi -
Ukulawulwa Kwezinambuzane ZaseJapane: Izindlela Ezinhle Kakhulu Zokulawula Izinambuzane Nezimpukane
"Kubikezelwa ukuthi ngo-2025, amapulazi angaphezu kuka-70% azobe esesebenzise ubuchwepheshe obuthuthukisiwe bokulawula izinambuzane zaseJapan." Ngo-2025 nangale kwalokho, ukulawula izinambuzane zaseJapan kuzohlala kuyinselele ebalulekile kwezolimo zanamuhla, ukulima, kanye namahlathi eNyakatho Melika,...Funda kabanzi -
Ingabe i-Dinotefuran zinambuzane ifanelekile ukusetshenziswa emibhedeni?
Isibulala-zinambuzane i-Dinotefuran siyisibulala-zinambuzane esibanzi, esisetshenziswa kakhulu ekulawuleni izinambuzane ezifana nama-aphid, izimpukane ezimhlophe, ama-mealybug, ama-thrips, kanye nezimpukane zamaqabunga. Sifanele futhi ukuqeda izinambuzane zasekhaya ezifana nama-fleas. Ngokuphathelene nokuthi isibulala-zinambuzane i-Dinotefuran singasetshenziswa yini emibhedeni, imithombo ehlukene...Funda kabanzi -
Ukulwa nomalaleveva: I-ACOMIN isebenza ukubhekana nokusetshenziswa kabi kwamanethi omiyane aphathwe ngezibulala-zinambuzane.
I-Association for Community Malaria Monitoring, Immunization and Nutrition (ACOMIN) iqalise umkhankaso wokufundisa abantu baseNigeria, ikakhulukazi labo abahlala ezindaweni zasemakhaya, ngokusetshenziswa okufanele kwamanethi omiyane aphathwe nge-malaria kanye nokulahla amanethi omiyane asetshenzisiwe. Ikhuluma ...Funda kabanzi -
Abacwaningi bathole ukuthi izitshalo zilawula kanjani amaprotheni e-DELLA.
Abacwaningi abavela eMnyangweni we-Biochemistry e-Indian Institute of Sciences (IISc) bathole indlela ekade ifunwa yokulawula ukukhula kwezitshalo zasendulo ezifana ne-bryophytes (iqembu elihlanganisa ama-mosses nama-liverwort) agcinwe ezitshalweni eziqhakaza kamuva....Funda kabanzi -
I-US Environmental Protection Agency (EPA) ikhiphe uhlaka lombono wezinto eziphilayo ovela kwi-US Fish and Wildlife Service (FWS) mayelana nemithi emibili yokubulala ukhula esetshenziswa kabanzi - i-atrazine kanye ne-simazine
Muva nje, i-US Environmental Protection Agency (EPA) ikhiphe uhlaka lombono wezinto eziphilayo ovela kwi-US Fish and Wildlife Service (FWS) mayelana nemithi emibili yokubulala ukhula esetshenziswa kabanzi - i-atrazine kanye ne-simazine. Isikhathi sokuphawula komphakathi sezinsuku ezingama-60 siqalisiwe. Ukukhishwa kwalolu hlaka lommeli...Funda kabanzi