Yanzu da muka yi magana game da dinotefuran na ƙarni na uku na nicotinic kwari, bari mu fara warware rarrabuwa na nicotinic kwari.
Farkon ƙarni na samfuran nicotine: imidacloprid, nitenpyram, acetamiprid, thiacloprid.Babban matsakaici shine 2-chloro-5-chloromethylpyridine, wanda ke cikin rukunin chloropyridyl.
Abubuwan nicotine na ƙarni na biyu: thiamethoxam), clothianidin.Babban matsakaici shine 2-chloro-5-chloromethylthiazole, wanda ke cikin rukunin chlorothiazolyl.
Ƙarni na uku na samfuran nicotine: dinotefuran, ƙungiyar tetrahydrofuran ta maye gurbin ƙungiyar chloro, kuma ba ta ƙunshi abubuwan halogen ba.
Hanyar aikin kwarin nicotine shine yin aiki akan tsarin watsa jijiyoyi na kwari, yana sa su farin ciki da ban mamaki, gurguntawa da mutuwa, kuma yana da tasirin kisa da gubar ciki.Idan aka kwatanta da nicotines na gargajiya, dinotefuran ba ya ƙunshi abubuwan halogen, kuma ruwa mai narkewa ya fi karfi, wanda ke nufin cewa dinotefuran ya fi sauƙi;kuma gubar baki ga ƙudan zuma shine kawai 1/4.6 na na thiamethoxam, yawan gubar lamba shine rabin thiamethoxam.
Tun daga watan Agusta 30, 2022, ƙasata tana da takaddun rajista 25 don samfuran fasaha na dinotefuran;Takaddun rajista na 164 don allurai guda da takaddun rajista 111 don gaurayawan, gami da tsaftar kwari 51.
Siffofin adadin da aka yi rajista sun haɗa da granules masu narkewa, wakilai masu dakatarwa, granules masu tarwatsewa, abubuwan da aka dakatar da suturar iri, granules, da sauransu, kuma abun cikin sashi guda ɗaya shine 0.025% -70%.
Abubuwan da aka haɗa sun haɗa da pymetrazine, spirotetramat, pyridaben, bifenthrin, da dai sauransu.
01 Dinotefuran + Pymetrozine
Pymetrozine yana da tasiri mai kyau na tsarin tafiyar da tsarin, kuma sakamakon saurin aiki na dinotefuran shine fa'idar wannan samfurin.Biyu suna da hanyoyin aiki daban-daban.Lokacin da aka yi amfani da su tare, kwari suna mutuwa da sauri kuma tasirin yana dadewa.02Dinotefuran + Spirotetramat
Wannan dabara ita ce dabarar nemesis na aphids, thrips, da whiteflies.A cikin 'yan shekarun nan, daga haɓakawa da amfani da wurare daban-daban da ra'ayoyin masu amfani, tasirin har yanzu yana da gamsarwa.
03Dinotefuran + Pyriproxyfen
Pyriproxyfen shine babban ovicide mai inganci, yayin da dinotefuran yana da tasiri kawai ga manya.Haɗuwar waɗannan biyun na iya kashe duk ƙwai.Wannan dabarar cikakkiyar abokin tarayya ce ta zinare.
04Dinotefuran + Pyrethroid Insecticides
Wannan dabarar na iya inganta tasirin kwari sosai.Su kansu magungunan kashe qwari na pyrethroid sune magungunan kashe kwari masu fadi.Haɗuwa da su biyun na iya rage yawan juriya na miyagun ƙwayoyi, kuma yana iya yin maganin ƙwaro.Dalili ne da masana'antun ke haɓakawa a cikin 'yan shekarun nan.
Yanke ƙuduri
Babban matsakaici na dinotefuran sune tetrahydrofuran-3-methylamine da O-methyl-N-nitroisourea.
Samar da tetrahydrofuran-3-methylamine ya fi mayar da hankali ne a Zhejiang, Hubei da Jiangsu, kuma ikon samar da shi ya isa ya dace da amfani da dinotefuran.
Samar da O-methyl-N-nitroisourea an fi mayar da hankali ne a Hebei, Hubei da Jiangsu.Shi ne mafi mahimmancin tsaka-tsaki na dinotefuran saboda tsarin haɗari da ke tattare da nitrification.
01Dinotefuran yana da mafi girman nau'in kwari da aikace-aikace, daga magungunan kashe qwari zuwa magungunan tsafta, daga ƙananan kwari zuwa manyan kwari, kuma yana da tasiri mai kyau.
02Kyakkyawan mixability, dinotefuran za a iya haɗe shi da nau'in maganin kwari da fungicides, wanda ya dace don amfani;Abubuwan da aka tsara suna da wadata, kuma ana iya yin shi ta zama taki granule, wakili mai suturar iri don suturar iri, da kuma wakili na dakatarwa don fesa.
03Ana amfani da shinkafa don sarrafa borers da ciyawar shuka tare da magani daya da kisa biyu.Yana da tsada-tasiri kuma zai zama babbar dama ta kasuwa don ci gaban dinotefuran na gaba.
04Shahararriyar rigakafin tashi, dinotefuran yana da sauƙin narkewa a cikin ruwa, yana sa ya fi dacewa da yin amfani da manyan matakan rigakafin tashi.Yaɗuwar rigakafin tashiwa zai ba da damar kasuwa da ba kasafai ba don ci gaban dinotefuran nan gaba.
05D-enantiomer na dinotefuran galibi yana ba da ayyukan kashe kwari, yayin da L-enantiomer yana da guba sosai ga ƙudan zuma na Italiya.An yi imanin cewa tare da ci gaban fasahar tsarkakewa, dinotefuran, wanda ya fi dacewa da muhalli, zai karya ta hanyar ci gaban kansa.
06Mayar da hankali kan albarkatun gonaki, yayin da tsutsotsin leek da tsummoki na tafarnuwa suka zama masu juriya ga sinadarai na yau da kullun, dinotefuran ya yi aiki mai kyau a cikin sarrafa kwari da kwari, kuma aikace-aikacen dinotefuran a cikin amfanin gona mai kyau zai kuma samar da sabbin kasuwanni da kwatance don ci gaban dinotefuran.
07Ingantaccen farashi mai tsada.Babban abin da ke haifar da ci gaban dinotefuran ya kasance koyaushe shine babban farashin magani na asali da kuma ƙarancin aikace-aikacen aikace-aikacen shirye-shiryen tasha.Duk da haka, farashin dinotefuran a halin yanzu yana kan ƙananan matakin a tarihi.Tare da raguwa a cikin farashin, ƙimar aikin farashin dinotefuran ya zama mafi girma.Mun yi imanin cewa haɓakawa a cikin ƙimar ƙimar farashi yana ba da ƙarin dama don ci gaban dinotefuran na gaba.
Lokacin aikawa: Satumba-21-2022