Mukutanga kwezhizha, DuPont yakanyoresa nematicide nyowani muRussia - Vidat 5G! Nematicide Vidat 5 G, ine chinhu chinoshanda oxamil, inopa chengetedzo inoshanda pamhando dzakasiyana dzematodes: hunde, nduru, cyst-inogadzira uye mahara-kurarama nematodes. Oxamil, ari wekirasi yecarbamate, ane chekuita nehurongwa hwehutachiona nekudzivisa iyo enzyme acetylcholinesterase (chemakemikari inotepfenyura mafungiro pakati pemasero etsinga). Mushonga unonyoreswa kuti ushandiswe pamatatata, shuga beet, hanyanisi uye karoti.
Mumakore achangobva kupfuura, varimi veRussia vakatarisana nedambudziko rematatu akapararira.
Kukundwa kwemachubhu nemat nemat, kana ditylenchiasis, ndicho chimwe chezvirwere zvakajairika zve mbatatisi. Iyo causative mumiriri we ditylenchiasis ndiyo parasitic nematode Ditylenchus destructor, iyo mune zvinyorwa inogona kuwanikwa pasi pemazita akadai mbatata stem nematode kana mbatata tuber nematode. Iyi nematode inonyoreswa munharaunda dzese dzinodyarwa mbatatisi. MuRussia, mbatatisi tuber nematode yakawanikwa mumatunhu mazhinji eCentral Federal District, Caucasus, Urals, neSiberia.
Iyo nematode ihwo hutachiona hwengozi iyo yakaoma kuona neziso rakashama.
Mune izvi, iyo yekutanga kuongororwa kwechirwere yakaoma: sekutonga, kukuvara kunoonekwa mumatanho ekupedzisira, apo chirimwa chakatotambura zvakakomba kukuvara.
Kukuvadza kunokonzerwa nekuti iyo nematode inopinda mukati meiyo tuber uye inodya zviri mukati memasero emiti, semhedzisiro yekuoma kana kunyorova kwetuber kunoonekwa. Nehutachiona hwakakomba, lead-grey mavara anoonekwa pamusoro peiyo tuber, iyo inosviba zvishoma nezvishoma uye iwane yakasviba bhuru, ine hunhu hwesimbi sheen. Nzvimbo dzakakanganiswa, nekuda kweiyo enzymatic kuora kwetuber maseru, inodzikira uye kutsemuka. Apo bhakitiriya kana fungi inopinda, iyo tubers inoora. Kusvikira ku80% yehutachiona hwakakanganiswa hunogona kuzivikanwa, mamwe ese anogona kunge aine hutachiona husingaonekwe husingaonekwe panguva yehoothead, izvo zvine njodzi huru: panguva yekuchengetera, chirwere ichi chichaenderera mberi, uye izvi zvinotungamira mukurasikirwa kwakakura kwehunhu hwayo hwekutengesa neiyo tubers. Kazhinji, tubers dzinokanganiswa nematode, yakatarwa kuti ichengeterwe, inotapukirwazve nemabhakitiriya uye fungal pathogens, iyo inozotungamira mukurasikirwa kwakakwana kwegoho.
Mbatatisi handiyo yega chirimwa chakakanganiswa nematode: shuga beet, beet, karoti uye hanyanisi zvakare zvine hunyanzvi. Mune tsika dzataurwa pamusoro apa, maronda nematode anoratidzwa muchimiro chekushomeka kwemidzi yezvirimwa, wart uye kuwanda kwemidzi, kuumbwa kwegalls, kukura kwetsika, pamwe nekushanduka kweruvara rwechikamu chemuchadenga chemuti.
Kusvika nhasi, nzira huru pakati pezviyero zvekudzora matode yaive: kudzora kwemhando yembeu, kutenderera kwezvirimwa nekusarudzwa kwevanogadzirisa zvakaringana, sora kudzora (gadzirisa zvirimwa zvemhando dzakawanda dzematatu), uchisiya munda uri pasi pechitema svutugadzike uye kusarudzwa kwemarudzi anodzivirira zvakanyanya kukuvara kwematatu. .
Iyo stem nematode ndechimwe chezvinhu zvakaomarara zvinhu zvakashata mu mbatatisi inokura. Iyo biology maficha erudzi urwu rwematomhu haazvipedze zvachose munzira chero imwechete, uye kurwisa iyi pathogen, yakaoma yese yematanho anotarisana inodiwa kudzora kupararira uye kubereka kwe pathogen panguva dzese nhanho dzekugadzira mbatatisi.
Imwe yenyaya inoshanda ndeye kuisirwa nematicides muvhu. Nyika zhinji dzakagara kwenguva refu uye dzakabudirira kuita kushandiswa kwemakemikari nematicides.
Iko kuumbwa kweiyo itsva nematicide Vidat 5 G ndeye granules. Kuunzwa kwemushonga Vidat 5 G kunoitwa nekukurumidza usati wadyara kana kudyara zvirimwa uchishandisa yakakosha michina yekuenderera kuunzwa kweiyo granular michero yekuchengetedza michero. Ichi chishandiso chinobvumidza kudzikisira kuumbwa kweguruva uye kunyudza kugadzirira kune yakadzika ye5-10 cm, ichiwana kunyange kugoverwa. Row kunyorera panguva imwe chete nekudyara kana kudyara zvirimwa kunoitwa uchishandisa chaiyo mhodzi dzakagadzirirwa micro-granulator; varimi vembatatisi vakapakata kit yekumisikidzwa kwegadziriro yegranular, kana zvimwewo zvakafanana michina.
Iko kushanda kweVidat 5 G kwakazvimiririra pamamiriro ekunze, nematicide ine yakakwira systemic mhedzisiro: inobatwa nemidzi uye inodzivirira kubva kumashizha uye stem nematode. Muvhuvhu inodzivirira kupinda mukati mematodi kupinda mumidzi munguva yekutanga, isina kusimba nguva yekukura kwezvirimwa. Nematicide inopa kuchengetedzwa kwenguva refu kwetsika kwemavhiki matanhatu mushure mekushandisa, uye zvakare inodzivirira kutapurirana kwehutachiona kuzvirimwa zvakadzivirirwa.
Parizvino, kugovera uye kukuvadza kwematodes hazvina kunyatsogadziriswa, izvo zvinounza kutyisidzira kwakavanzika kune vagadziri vekurima. Nekuuya kwematicatic Vidat 5 G pamusika, zvakave nyore kutora dambudziko iri pasi pekuvimbika.