Nyob rau hauv xyoo tas los no, nrog rau kev nrawm ntawm nroog loj thiab kev hloov av ceev, kev ua haujlwm nyob deb nroog tau muaj zog nyob hauv nroog, thiab kev ua haujlwm tsis txaus tau dhau los ua qhov tseem ceeb, ua rau cov nqi zog ntau dua; thiab kev faib ua feem ntawm cov poj niam hauv lub zog ua haujlwm tau nce ib xyoos ib zaug, thiab cov tshuaj siv zog hnyav tau ntsib cov teeb meem. Tshwj xeeb tshaj yog nrog kev siv cov tshuaj tua kab tas mus li txo qis thiab txhim kho kev ua haujlwm, nws tuaj yeem txhim kho kev siv tshuaj tua kab, txo qis kev ua haujlwm, thiab ua kom muaj lub sijhawm zoo rau kev txhim kho cov qauv kev txuag hluav taws xob nrog cov kev siv sib zog. Kev txuag hluav taws xob thiab kev txuag hluav taws xob ua haujlwm xws li cov twj tso kua mis, cov granules ntab, cov roj yeeb yaj kiab, U granules, thiab microcapsules tau dhau los ua qhov kev tshawb fawb hotspots ntawm kev lag luam kev lag luam nyob rau xyoo tas los no, ushering nyob rau hauv lub sijhawm zoo rau kev loj hlob. Lawv txoj kev loj hlob thiab daim ntawv thov tau ua tiav kev lag luam loj hauv cov liaj teb, suav nrog qee cov qoob loo nyiaj ntsuab, thiab cov kev cia siab tau dav heev.
Kev txhim kho ntawm kev npaj ua haujlwm txuag tau zoo dua
Nyob rau hauv kaum xyoo dhau los, kuv lub teb chaws cov tshuaj tua kab tsim tshuab tau ua tiav txoj kev loj hlob sai, thiab txoj kev loj hlob ntawm ib puag ncig tus phooj ywg tau dhau los ua pom tseeb dua; txhim kho kev ua tau zoo, tsom mus rau kev nyab xeeb ntsuab, thiab txo cov tshuaj noj thiab ua kom muaj txiaj ntsig zoo yog tib txoj hauv kev rau kev txhim kho.
Cov txheej txheem txuag kev ua haujlwm yog kev tsim kho tshiab uas ua raws li cov qauv. Tshwj xeeb, kev tshawb fawb txog kev txuag nyiaj ntawm cov tshuaj tua kab txhais tau hais tias cov neeg ua haujlwm tuaj yeem txuag cov txiv neej-teev thiab kev ua haujlwm hauv kev siv tshuaj tua kab los ntawm ntau txoj kev thiab kev ntsuas, uas yog, yuav tsum kawm txog kev siv cov kev txuag nyiaj ntau tshaj plaws thiab kev txuag nyiaj kom sai. thiab siv cov khoom xyaw tshuaj tua kab kom raug. Siv rau thaj tsam ntawm cov qoob loo.
Thoob ntiaj teb, Nyiv yog lub teb chaws tsim kho sai tshaj plaws hauv kev siv tshuaj tua kab txuag hluav taws xob, ua raws li Kaus Lim Qab Teb. Txoj kev loj hlob ntawm kev txuag hluav taws xob formulations tau dhau los ntawm peb txoj kev tshawb fawb thiab kev loj hlob ntawm granules mus rau granules loj, effervescent formulations, flowable formulations, thiab ces mus rau zaj duab xis kis cov roj formulations, floating granules, thiab U granules.
Nyob rau hauv kaum xyoo dhau los, cov tshuaj tua kab-txuag formulations kuj tau tsim sai heev nyob rau hauv kuv lub teb chaws, thiab kev loj hlob thiab technology ntawm cov formulations uas muaj feem xyuam rau kuj tau ntxiv txhawb thiab siv nyob rau hauv cov qoob loo sawv cev los ntawm paddy teb. Tam sim no, cov qauv kev txuag hluav taws xob ntawm cov tshuaj tua kab muaj xws li cov yeeb yaj kiab-kho cov roj, ntab granules, U granules, microcapsules, dej deg diffusing agents, effervescent agents (ntsiav tshuaj), loj granules, high-concentration granules, pa luam yeeb cov neeg sawv cev, bait agents, thiab lwm yam. zoo.
Nyob rau hauv xyoo tas los no, tus naj npawb ntawm kev npaj ua haujlwm txuag tau sau npe hauv kuv lub tebchaws tau nce xyoo los ntawm xyoo. Raws li lub Kaum Hli 26, 2021, Tuam Tshoj Cov Ntaub Ntawv Tshuaj Tiv Thaiv Kab Mob qhia tau hais tias muaj 24 cov khoom lag luam sau npe ntawm cov khoom loj hauv kuv lub tebchaws, 10 cov khoom ntawm cov roj pleev xim, 1 cov khoom lag luam sau npe ntawm tus neeg saib xyuas dej, 146 tus neeg haus luam yeeb, 262 tus neeg sawv cev, thiab effervescent ntsiav tshuaj. 17 koob tshuaj thiab 303 microcapsule npaj.
Mingde Lida, Zhongbao Lunong, Xin'an Tshuaj, Shaanxi Thompson, Shandong Kesaiji Nong, Chengdu Xinchaoyang, Shaanxi Xiannong, Jiangxi Zhongxun, Shandong Xianda, Hunan Dafang, Anhui Huaxing Tshuaj, thiab lwm yam. tus thawj coj.
Cov kev npaj txuag nyiaj ntau tshaj plaws hauv cov liaj teb
Hais tias kev npaj ua haujlwm txuag tau siv ntau tshaj plaws, thiab cov txheej txheem thev naus laus zis kuj yog qhov paub tab, nws tseem yog cov nplej teb.
Paddy teb yog cov qoob loo uas nyiam tshaj plaws ntawm kev npaj txuag nyiaj hauv tsev thiab txawv teb chaws. Tom qab kev txhim kho nyob rau hauv xyoo tas los no, cov ntaub ntawv ntau npaum li cas ntawm kev ua haujlwm-txuag kev npaj siv nyob rau hauv cov liaj teb hauv kuv lub teb chaws yog cov yeeb yaj kiab-tshuaj roj, cov granules ntab thiab dej-nto-dispersed granules (U granules). Ntawm lawv, zaj duab xis kis tau roj yog siv dav tshaj plaws.
Cov roj nplaum zaj duab xis yog ib daim ntawv ntau npaum uas cov tshuaj tua kab yog ncaj qha yaj hauv cov roj. Tshwj xeeb, nws yog cov roj tsim los ntawm kev ntxiv ib qho tshwj xeeb kis thiab kis tus neeg sawv cev rau cov roj zoo tib yam. Thaum siv, nws tau ncaj qha tso rau hauv cov nplej kom sib kis, thiab tom qab sib kis, nws kis tau ntawm cov dej ntws los ntawm nws tus kheej kom siv nws cov nyhuv. Tam sim no, cov khoom siv hauv tsev xws li 4% thifur·azoxystrobin zaj duab xis kis cov roj, 8% thiazide zaj duab xis kis cov roj, 1% spirulina ethanolamine ntsev zaj duab xis kis cov roj, thiab lwm yam, yog siv los ntawm dripping, uas yog yooj yim heev. Cov muaj pes tsawg leeg ntawm cov yeeb yaj kiab-stretching roj suav nrog cov khoom xyaw nquag, surfactants, thiab cov kuab tshuaj roj, thiab nws cov kev tswj xyuas zoo muaj xws li cov khoom xyaw nquag, pH ntau, qhov nro, qhov sib npaug ntawm qhov sib npaug, qhov sib npaug, qhov sib npaug, qhov sib kis ceev, qhov chaw sib kis, qhov kub thiab txias, thermal cia. ruaj khov.
Floating granules yog ib hom tshuaj tua kab tshiab uas ntab ncaj qha rau ntawm cov dej tom qab muab tso rau hauv dej, sai sai kis mus rau tag nrho cov dej saum npoo, thiab tom qab ntawd tawg thiab tawg hauv dej. Nws cov khoom siv feem ntau suav nrog cov khoom siv tshuaj tua kab, cov khoom siv thauj khoom ntab, cov hlua khi, cov khoom tawg, thiab lwm yam. Cov khoom xyaw ntawm cov granules muaj xws li cov khoom xyaw nquag, cov cab kuj ntab, thiab cov khoom sib cais dispersant, thiab nws cov kev tswj xyuas zoo suav nrog cov tsos, lub sij hawm tawg, ntab tus nqi, diffusion. deb, disintegration rate, thiab disintegration.
U granules yog tsim los ntawm cov khoom xyaw nquag, cov khoom thauj, cov khoom sib txuas thiab cov neeg ua haujlwm diffusing. Thaum siv rau hauv cov liaj teb, cov granules ib ntus nyob rau hauv av, thiab tom qab ntawd cov granules resurface rau ntab. Thaum kawg, cov active ingredient dissolves thiab diffuses nyob rau hauv tag nrho cov kev taw qhia ntawm cov dej nto. Txoj kev loj hlob ntxov tshaj plaws yog kev npaj ntawm cypermethrin rau kev tswj cov nplej dej weevil. Cov muaj pes tsawg leeg ntawm U granules suav nrog cov khoom xyaw nquag, cov khoom thauj, cov khoom sib txuas, thiab cov neeg ua hauj lwm diffusing, thiab nws cov kev tswj xyuas zoo muaj xws li cov tsos, lub sij hawm pib ntab, lub sij hawm ua kom tiav floating, diffusion nrug, disintegration rate, thiab disintegration.
Raws li kev lag luam sab hauv, Nyiv thiab Kaus Lim Qab Teb tau txhawb nqa kev siv U granules thiab ntab granules rau ntawm qhov loj, tab sis muaj qee qhov kev tshawb fawb hauv tsev, thiab tsis muaj cov khoom muaj feem cuam tshuam tau muab tso rau hauv kev ua lag luam. Txawm li cas los xij, nws ntseeg tau tias yuav muaj cov khoom lag luam ntab ntab ntawm lub khw hauv Suav teb yav tom ntej. Nyob rau lub sijhawm ntawd, qee qhov dej saum npoo av ntab effervescent granules lossis effervescent ntsiav tshuaj cov khoom yuav raug hloov pauv hauv cov tshuaj nplej teb, uas yuav tso cai rau cov khoom siv hauv tsev ntau dua. Cov neeg ua liaj ua teb tau txais txiaj ntsig los ntawm kev siv lawv.
Microencapsulated npaj ua qhov kev sib tw siab tom ntej hauv kev lag luam
Ntawm cov kev npaj ua haujlwm txuag nyiaj uas twb muaj lawm, cov kev npaj microencapsulated tau ua kom pom tseeb ntawm kev lag luam hauv xyoo tas los no.
Tshuaj tua kab microcapsule suspension (CS) yog hais txog cov tshuaj tua kab uas siv cov khoom siv hluavtaws lossis cov khoom siv ntuj tsim los tsim cov txheej txheem ntawm lub plhaub micro-container, coats cov tshuaj tua kab hauv nws, thiab tshem tawm hauv dej. Nws suav nrog ob qhov chaw, lub plhaub capsule thiab capsule core, capsule core yog cov khoom siv tshuaj tua kab, thiab lub plhaub capsule yog cov khoom siv ua yeeb yaj kiab polymer. Microencapsulation thev naus laus zis yog thawj zaug siv rau txawv teb chaws, suav nrog qee cov tshuaj tua kab thiab fungicides, uas tau kov yeej cov teeb meem kev lag luam thiab cov nqi, thiab kuj tau tsim muaj zog hauv Suav teb xyoo tas los no. Raws li kev nug ntawm Tuam Tshoj Cov Ntaub Ntawv Tshuaj Tiv Thaiv Kab Mob, txij li Lub Kaum Hli 26, 2021, tus naj npawb ntawm cov khoom siv tshuaj microencapsulated tau sau npe hauv kuv lub tebchaws muaj tag nrho 303, thiab cov ntawv sau npe suav nrog 245 microcapsule suspensions, 33 microcapsule suspensions, thiab noob kho microcapsule suspensions. 11 granules, 8 noob kev kho mob microcapsule suspension-subsion agents, 3 microcapsule hmoov, 7 microcapsule granules, 1 microcapsule, thiab 1 microcapsule suspension-aqueous emulsion.
Nws tuaj yeem pom tau tias tus naj npawb ntawm microcapsule suspensions sau npe hauv kev npaj microcapsule hauv tsev yog qhov loj tshaj plaws, thiab hom kev sau npe ntau npaum li cas yog qhov tsawg, yog li muaj qhov chaw loj rau kev loj hlob.
Liu Runfeng, tus thawj coj ntawm R & D Center ntawm Yunfa Biological Group, tau hais tias cov tshuaj tua kab microcapsules, raws li ib puag ncig tus phooj ywg formulation, muaj qhov zoo ntawm cov nyhuv ntev, kev nyab xeeb thiab kev tiv thaiv ib puag ncig. Ib qho ntawm lawv yog qhov kev tshawb fawb hotspot nyob rau hauv xyoo tas los no, thiab nws tseem yog lub teb chaws tshiab tom ntej rau cov neeg tsim khoom sib tw. Tam sim no, kev tshawb fawb hauv tsev ntawm cov tshuaj ntsiav feem ntau yog tsom rau hauv cov tsev kawm qib siab thiab cov chaw tshawb fawb tshawb fawb, thiab cov kev tshawb fawb theoretical tseem ceeb yog qhov zoo. Vim tias muaj ob peb yam kev cuam tshuam hauv cov txheej txheem ntawm kev npaj microcapsule, tsawg dua 100 tau ua lag luam tiag tiag, thiab yuav luag tsis muaj kev npaj microcapsule hauv Suav teb. Capsule cov khoom yog cov tshuaj tua kab ua lag luam nrog kev sib tw tseem ceeb.
Nyob rau hauv kev sib tw ua lag luam hnyav tam sim no, ntxiv rau cov xwm txheej tsis txaus ntseeg ntawm cov tuam txhab txawv teb chaws qub hauv lub siab ntawm cov neeg Suav, cov tuam txhab tsim kho tshiab xws li Mingde Lida, Hailier, Lier, thiab Guangxi Tianyuan vam khom rau kev ua tau zoo los ntawm kev tawm tsam. Ntawm lawv, Mingde Lida tsoo lub tswv yim tias Suav cov khoom lag luam tsis zoo li cov tuam txhab txawv teb chaws ntawm txoj kev no.
Liu Runfeng tau qhia tias microencapsulation tshuab yog qhov kev sib tw tseem ceeb ntawm Mindleader. Mindleader tau tsim cov tebchaw xws li beta-cyhalothrin, metolachlor, prochloraz, thiab abamectin: Muaj ntau tshaj 20 cov khoom lag luam uas tau lees paub thiab tab tom queuing rau npe rau plaub qhov loj: fungicide microcapsule series, insecticide microcapsule series, herbicide microcapsule series, thiab noob txheej microcapsule series. Ntau yam qoob loo tau them, xws li mov, citrus, zaub, nplej, txiv apples, pob kws, txiv apples, txiv hmab txiv ntoo, txiv laum huab xeeb, thiab lwm yam.
Tam sim no, cov khoom siv microcapsule ntawm Mingde Lida uas tau teev tseg lossis tab tom yuav teev nyob hauv Suav teb suav nrog Delica® (25% beta-cyhalothrin thiab clothianidin microcapsule suspension agent), Lishan® (45% essence Metolachlor Microcapsule Suspension), Lizao® (30% Oxadiazone · Butachlor Microcapsule Suspension), Minggong® (30% Prochloraz Microcapsule Suspension), Jinggongfu ® (23% beta-cyhalothrin microcapsule suspension), Miaowanjin® (25% clothianidin·metalaxyl·fludioxonil noob kev kho mob microcapsule suspension-suspension), Deliang® (5% Suspension) Abshouam ® (25% Prochloraz·Blastamide Microcapsule Suspension), thiab lwm yam. Nyob rau hauv lub neej yav tom ntej, yuav muaj ntau lub tswv yim ua ke formulations ua rau microcapsule suspensions. Nrog rau kev tsaws ntawm kev sau npe txawv teb chaws, Mingde Lida cov khoom siv microcapsule yuav maj mam nce thiab siv thoob ntiaj teb.
Tham txog kev tshawb fawb yav tom ntej thiab kev loj hlob ntawm cov tshuaj tua kab microcapsules yav tom ntej, Liu Runfeng tau qhia tias yuav muaj tsib cov lus qhia nram qab no: ① los ntawm qeeb-tso mus rau kev tswj-tso; ② ib puag ncig tus phooj ywg cov ntaub ntawv phab ntsa es tsis txhob siv cov khoom siv phab ntsa kom txo tau qhov tso tawm ntawm "microplastics" hauv ib puag ncig; ③ raws li Formula tsim rau txawv daim ntawv thov scenarios; ④ Txoj kev npaj ua kom muaj kev nyab xeeb dua thiab zoo dua ib puag ncig; ⑤ Cov qauv ntsuas kev tshawb fawb. Txhim kho qhov zoo stability ntawm microcapsule suspension khoom yuav yog lub hom phiaj ntawm cov lag luam sawv cev los ntawm Mingde Lida yav tom ntej.
Piv txwv li, nrog rau kev nce qib ntawm kev txo cov tshuaj tua kab thiab kev txhim kho kev ua tau zoo, kev lag luam xav tau thiab lub peev xwm ntawm cov qauv kev txuag hluav taws xob yuav raug txuas ntxiv thiab tso tawm, thiab nws lub neej yav tom ntej yuav tsis txwv. Tau kawg, tseem yuav muaj cov tuam txhab npaj tau zoo tshaj plaws rau hauv txoj kev no, thiab kev sib tw yuav khaus ntau dua. Yog li ntawd, cov neeg hauv kev lag luam hu rau cov tuam txhab tshuaj tua kab hauv tsev kom ntxiv dag zog rau kev tshawb fawb thiab kev tsim cov tshuaj tua kab, nce kev tshawb fawb kev lag luam, tshawb nrhiav kev siv thev naus laus zis hauv kev tsim tshuaj tua kab, txhawb kev tsim cov qauv kev txuag hluav taws xob, thiab ua haujlwm zoo dua rau kev ua liaj ua teb.
Post lub sij hawm: May-05-2022