Lilemong tsa morao tjena, ka ho potlaka ha ho ata ha metse e meholo le ho potlaka ha phetisetso ea mobu, mosebetsi oa mahaeng o ’nile oa lebisoa metseng e meholo, ’me khaello ea basebetsi e ’nile ea totobala haholoanyane, e leng se bakileng litšenyehelo tse phahameng tsa basebetsi;'me palo ea basali ba sebetsang e eketsehile selemo le selemo, 'me mosebetsi o boima oa setso Meriana e tobane le mathata.Haholo-holo ka ts'ebetsong e tsoelang pele ea phokotso ea chefo e bolaeang likokoanyana le ho ntlafatsa bokhoni, e ka ntlafatsa sekhahla sa ts'ebeliso ea chefo e bolaeang likokoanyana, ea fokotsa boima ba mosebetsi, 'me ea fana ka monyetla o motle bakeng sa nts'etsopele ea litlolo tse bolokang mosebetsi ka mekhoa e bobebe ea kopo.Litokisetso tse bolokang mosebetsi le tse bolokang mosebetsi tse kang marotholi a ho fafatsa, lithako tse phaphametseng, oli e hasoang filimi, U granules le li-microcapsules li fetohile libaka tsa lipatlisiso tsa likhoebo tsa indasteri lilemong tsa morao tjena, li fana ka monyetla o motle oa nts'etsopele.Tsoelo-pele ea bona le ts'ebeliso ea bona li nkile 'maraka o moholo masimong a paddy, ho kenyeletsoa lijalo tse ling tsa chelete, 'me litebello li pharalletse haholo.
Tsoelo-pele ea litokisetso tsa ho pholosa basebetsi e ntse e ntlafala
Lilemong tse leshome tse fetileng, theknoloji ea naha ea heso ea ho etsa chefo e fihletseng tsoelo-pele e potlakileng, 'me mokhoa oa nts'etsopele o lebisang ho setsoalleng sa tikoloho o bonahala haholoanyane;ho ntlafatsa ts'ebetso, ho lebisa tlhokomelo ho polokeho e tala, le ho fokotsa litekanyetso le ho eketsa bokhoni ke eona feela tsela ea tsoelo-pele.
Litlhahiso tse bolokang mosebetsi ke lintlafatso tse latelang mokhoa ona.Haholo-holo, liphuputso tse pholosang mosebetsi mabapi le ho etsoa ha chefo e bolaeang likokoanyana li bolela hore basebetsi ba ka boloka lihora tsa batho le mosebetsi ts'ebetsong ea ts'ebeliso ea chefo e bolaeang likokoanyana ka mekhoa le mehato e fapaneng, ke hore, ho ithuta ho sebelisa mekhoa e pholosang mosebetsi le e pholosang mosebetsi kapele. le ho sebelisa ka nepo metsoako e sebetsang ea chefo e bolaeang likokoanyana.Sebetsa sebakeng seo lijalo li leng ho sona.
Machabeng, Japane ke naha e ntseng e tsoela pele ka potlako ho feta tekhenoloji ea ho boloka chefo e bolaeang likokoanyana, e lateloa ke Korea Boroa.Nts'etsopele ea litlolo tse pholosang mosebetsi li fetile lits'ebetsong tse tharo tsa lipatlisiso le nts'etsopele ho tloha ho li-granules ho ea ho li-granules tse kholo, li-formups tse sebetsang hantle, tse phallang, 'me hamorao ho ea ho lihlahisoa tsa oli tse hasang lifilimi, li-granules tse phaphametseng le U granules.
Lilemong tse leshome tse fetileng, litlhare tse bolokang chefo e bolaeang likokoanyana le tsona li tsoetse pele ka potlako naheng ea heso, 'me nts'etsopele le thekenoloji ea metsoako e amanang le eona e boetse e khothalelitsoe le ho sebelisoa lijalong tse emeloang ke masimo a paddy.Hajoale, lihlahisoa tse pholosang mosebetsi tsa chefo e kenyelletsang oli e jalang filimi, lithako tse phaphametseng, li-granules tsa U, li-microcapsules, lisebelisoa tsa metsi, li-effervescent agents (matlapa), li-granules tse kholo, li-granules tse phahameng haholo, lisebelisoa tsa mosi, lisebelisoa tsa boits'oaro, jj. .e mosa.
Lilemong tsa morao tjena, palo ea litokisetso tsa ho pholosa mosebetsi e ngolisitsoeng naheng ea heso e eketsehile selemo le selemo.Ho tloha ka la 26 Mphalane, 2021, China Pesticide Information Network e bonts'a hore ho na le lihlahisoa tse 24 tse ngolisitsoeng tsa li-granules tse kholo naheng ea heso, lihlahisoa tse 10 tsa oli e hasantsoeng ea lifilimi, sehlahisoa se le seng se ngolisitsoeng sa metsi, li-agent tse 146 tsa mosi, li-262 bait agents, le matlapa a sebetsang hantle.17 litekanyetso le litokisetso tsa microcapsule tse 303.
Mingde Lida, Zhongbao Lunong, Xin'an Chemical, Shaanxi Thompson, Shandong Kesaiji Nong, Chengdu Xinchaoyang, Shaanxi Xiannong, Jiangxi Zhongxun, Shandong Xianda, Hunan Dafang, Anhui Huaxing Chemical, jj. kaofela di pina ena.'Moetapele.
Litokiso tse sebelisoang ka ho fetesisa tsa ho boloka mosebetsi masimong a paddy
Ho bolela hore litokisetso tsa ho boloka mosebetsi li sebelisoa ka ho fetisisa, 'me tsamaiso ea theknoloji e batla e hōlile, e ntse e le tšimo ea paddy.
Masimo a paddy ke lijalo tse nang le ts'ebeliso e tsebahalang haholo ea litokisetso tsa ho boloka mosebetsi lapeng le kantle ho naha.Ka mor'a tsoelo-pele lilemong tsa morao tjena, mefuta ea litekanyetso tsa litokisetso tse pholosang mosebetsi tse sebelisoang masimong a paddy naheng ea heso ke haholo-holo oli e hasang lifilimi, li-granules tse phaphametseng le li-granules tse qhalakantsoeng holim'a metsi (U granules).Har'a tsona, oli e jalang lifilimi ke eona e sebelisoang haholo.
Oli e jalang filimi ke mofuta oa litekanyetso moo chefo e bolaeang likokoanyana ea pele e qhibilihang ka ho toba ka oli.Ka ho khetheha, ke oli e entsoeng ka ho eketsa moemeli o khethehileng oa ho jala le ho hasana ho oli e tloaelehileng.Ha e sebelisoa, e oela ka ho toba tšimong ea raese hore e hasane, 'me ka mor'a ho hasana, e ata holim'a metsi ka boeona ho hlahisa phello ea eona.Hona joale, lihlahisoa tsa malapeng tse kang 4% thifur·azoxystrobin ho jala oli, 8% ea oli e jalang filimi ea thiazide, 1% spirulina ethanolamine filimi ea letsoai e jalang oli, joalo-joalo, e sebelisoa ka ho rotha, e leng bonolo haholo .Sebopeho sa oli e otlollang filimi e kenyelletsa metsoako e sebetsang, li-surfactants le li-solvents tsa oli, 'me matšoao a eona a ho laola boleng a kenyelletsa likarolo tse sebetsang tsa motsoako, pH range, tsitsipano ea holim'a metsi, tsitsipano ea li-interfacial equilibrium, mongobo, lebelo la ho hasana, sebaka se hasang, botsitso ba mocheso o tlaase, polokelo ea mocheso.botsitso.
Li-granules tse phaphametseng ke mofuta o mocha oa motsoako o bolaeang likokoanyana o phaphametseng ka ho toba holim'a metsi ka mor'a ho kenngoa metsing, ka potlako o namela holim'a metsi 'ohle, ebe oa qhaqhoa le ho qhalana ka metsing.Likarolo tsa eona li kenyelletsa metsoako e sebetsang ea chefo e bolaeang likokoanyana, li-filler tse phaphametseng, li-binders, li-disintegrating dispersants, joalo-joalo. bohole, sekhahla sa ho qhalana, le ho qhalana.
Li-granules tsa U li entsoe ka metsoako e sebetsang, li-carriers, li-binders le li-diffusing agents.Ha li sebelisoa masimong a paddy, li-granules li lula fatše ka nakoana, ebe li-granules li khutlela holimo ho phaphamala.Qetellong, motsoako o sebetsang oa qhibiliha le ho hasana ka mahlakoreng 'ohle holim'a metsi.Khatelo-pele ea pele e ne e le ho lokisoa ha cypermethrin bakeng sa taolo ea metsi a raese weevil.Sebopeho sa li-granules tsa U li kenyelletsa metsoako e sebetsang, bajari, li-binders, le li-diffusing agents, 'me matšoao a eona a ho laola boleng a kenyeletsa ponahalo, nako ea ho qala ho phaphamala, nako ea ho qeta ho phaphamala, sebaka sa ho hasana, sekhahla sa ho arohana le ho arohana.
Ho ea ka basebetsi ba indasteri, Japane le Korea Boroa li khothalelitse tšebeliso ea li-granules tsa U le li-granules tse phaphametseng ka bongata, empa ho na le lithuto tse fokolang tsa malapeng, 'me ha ho na lihlahisoa tse amanang le tsona tse kentsoeng' marakeng.Leha ho le joalo, ho lumeloa hore ho tla ba le lihlahisoa tsa granule tse phaphametseng 'marakeng oa China haufinyane.Ka nako eo, li-granules tse tloaelehileng tse phaphametseng holim'a metsi kapa lihlahisoa tsa matlapa a matla li tla nkeloa sebaka ke meriana ea masimong a raese, e tla lumella lihlahisoa tse ngata tsa lapeng ho sebelisoa.Lihoai li rua molemo ka tsela eo li sebelisoang ka eona.
Litokisetso tsa Microencapsulated li fetoha sebaka se latelang sa tlholisano se phahameng indastering
Har'a mekhahlelo e teng ea ho itokisa ho pholosa mosebetsi, litokisetso tsa microencapsulated e bile sepheo sa tlhokomelo ea indasteri lilemong tsa morao tjena.
Pesticide microcapsule suspension (CS) e bolela tlhahiso ea chefo e bolaeang likokoanyana e sebelisang thepa ea maiketsetso kapa ea tlhaho ea polymer ho etsa sekontiri se seholo sa khetla, se koahelang chefo e bolaeang likokoanyana ka har'a sona, 'me se se fanyeha metsing.E na le likarolo tse peli, khetla ea capsule le capsule core, capsule core ke motsoako o sebetsang oa chefo e bolaeang likokoanyana, 'me khetla ea capsule ke thepa ea polymer e etsang filimi.Theknoloji ea Microencapsulation e qalile ho sebelisoa linaheng tse ling, ho kenyelletsa le likokoana-hloko tse ling le li-fungicides, tse hlōtseng mathata a tekheniki le litšenyehelo, hape li ntlafalitsoe ka matla Chaena lilemong tsa morao tjena.Ho latela lipatlisiso tsa China Pesticide Information Network, ho tloha ka la 26 Mphalane, 2021, palo ea lihlahisoa tsa ho lokisoa ha li-microencapsulated tse ngolisitsoeng naheng ea heso li fihlile ho 303, mme litlatsetso tse ngolisitsoeng li ne li kenyelletsa ho emisoa ha li-microcapsule tse 245, ho emisoa ha li-microcapsule tse 33, le ho emisoa ha kalafo ea peo.11 granules, 8 peo ea phekolo ea microcapsule suspension-suspension agents, 3 microcapsule powders, 7 microcapsule granules, 1 microcapsule, le 1 microcapsule suspension-aqueous emulsion.
Hoa bonahala hore palo ea li-suspension tsa microcapsule tse ngolisitsoeng ka litokisetso tsa microcapsule tsa malapeng ke tse kholo ka ho fetisisa, 'me mefuta ea liforomo tsa litekanyetso tse ngolisitsoeng li batla li le nyenyane, kahoo ho na le sebaka se seholo sa tsoelo-pele.
Liu Runfeng, motsamaisi oa Setsi sa R&D sa Yunfa Biological Group, o boletse hore li-microcapsules tsa chefo e bolaeang likokoanyana, joalo ka sebopeho se se nang botsoalle ho tikoloho, li na le melemo ea phello e tšoarellang nako e telele, polokeho le ts'ireletso ea tikoloho.E 'ngoe ea tsona ke sebaka sa lipatlisiso lilemong tsa morao tjena, hape ke sebaka se secha se latelang seo bahlahisi ba ka qothisanang lehlokoa le sona.Hajoale, lipatlisiso tsa lapeng mabapi le li-capsules li tsepamisitsoe haholo liunivesithing le litsing tsa lipatlisiso tsa mahlale, 'me lipatlisiso tsa motheo tsa theory li batla li nepahetse.Hobane ho na le litšitiso tse ngata tsa tekheniki ts'ebetsong ea tlhahiso ea litokisetso tsa microcapsule, tse ka tlase ho 100 li hlile li rekisoa, 'me ha ho na litokisetso tsa microcapsule Chaena.Lihlahisoa tsa capsule ke likhoebo tse lokisang chefo e bolaeang likokoanyana tse nang le tlholisano ea mantlha.
Tlhōlisanong ea 'maraka e matla, ho phaella boemong bo ke keng ba senyeha ba lik'hamphani tsa khale tsa linaheng tse ling lipelong tsa batho ba Chaena, lik'hamphani tse ncha tsa malapeng tse kang Mingde Lida, Hailier, Lier le Guangxi Tianyuan li itšetlehile ka boleng ba ho phunyeletsa ho thibella.Har'a bona, Mingde Lida o ile a senya maikutlo a hore lihlahisoa tsa Chaena ha li ntle joaloka lik'hamphani tsa linaheng tse ling pina ena.
Liu Runfeng o phatlalalitse hore theknoloji ea microencapsulation ke tlholisano ea mantlha ea Mindleader.Mindleader e hlahisitse metsoako e kang beta-cyhalothrin, metolachlor, prochloraz, le abamectin: Ho na le lihlahisoa tse fetang 20 tse netefalitsoeng 'me li emetsoe ho ngolisoa makaleng a mane a maholo: fungicide microcapsule series, insecticide microcapsule series, herbicide microcapsule series, le letoto la ho roala peo ea microcapsule.Lijalo tse fapaneng li 'nile tsa koaheloa, tse kang raese, citrus, meroho, koro, liapole, poone, liapole, morara, makotomane, joalo-joalo.
Hajoale, lihlahisoa tsa microcapsule tsa Mingde Lida tse thathamisitsoeng kapa tse haufi le ho thathamisoa Chaena li kenyelletsa Delica® (25% beta-cyhalothrin le clothianidin microcapsule suspension-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·fludiocapsuleed microcapsule suspension ), Deliang® (5 % Abamectin Microcapsule Suspension), Mingdaoshou® (25% Prochloraz · Blastamide Microcapsule Suspension), joalo-joalo.Ka ho fihla ha ngoliso ea kantle ho naha, lihlahisoa tsa microcapsule tsa Mingde Lida li tla khothaletsoa le ho sebelisoa lefatšeng ka bophara.
Ha a bua ka lipatlisiso le nts'etsopele ea nakong e tlang ea li-microcapsules tsa chefo e bolaeang likokoanyana nakong e tlang, Liu Runfeng o senotse hore ho tla ba le litsela tse hlano tse latelang: ① ho tloha ho lokolloa butle ho ea ho tokollo e laoloang;② lisebelisoa tsa marako tse nang le tikoloho ho e-na le lisebelisoa tsa marako tsa maiketsetso ho fokotsa ho lokolloa ha "microplastics" tikolohong;③ e ipapisitse le moralo oa Foromo bakeng sa maemo a fapaneng a ts'ebeliso;④ Mekhoa ea ho lokisa e sireletsehileng le e baballang tikoloho;⑤ Mekhoa ea tlhahlobo ea mahlale.Ho ntlafatsa botsitso ba boleng ba lihlahisoa tsa ho emisoa ha microcapsule e tla ba sepheo sa likhoebo tse emeloang ke Mingde Lida nakong e tlang.
Ho akaretsa, ka tsoelopele e tebileng ea phokotso ea chefo e bolaeang likokoanyana le ntlafatso ea bokhabane, tlhokahalo ea 'maraka le bokhoni ba litlhare tse pholosang mosebetsi li tla ntlafatsoa le ho lokolloa,' me bokamoso ba eona e tla be e se na moeli.Ha e le hantle, ho tla boela ho be le lik'hamphani tsa boitokisetso tse babatsehang tse phallelang pina ena, 'me tlhōlisano e tla ba matla le ho feta.Ka hona, batho ba indasteri ba kopa lik'hamphani tsa malapeng tse bolaeang likokoanyana hore li tsoele pele ho matlafatsa lipatlisiso le nts'etsopele ea metsoako ea meriana e bolaeang likokoanyana, ho eketsa matsete a lipatlisiso tsa saense, ho hlahloba tšebeliso ea theknoloji ho lokisa chefo e bolaeang likokoanyana, ho khothalletsa ntlafatso ea lihlahisoa tse bolokang mosebetsi, le ho sebeletsa temo hamolemo.
Nako ea poso: May-05-2022