Zvinoenderana netsvagiridzo yakaitwa neProduce Solutions, boka rembatatisi agronomists, nzira inotevedzana vachishandisa mvura nematocide ine nzira nyowani yekuita, pamwe neiyo iripo granular chigadzirwa, ndiyo yakanakisa zano rekudzora mbatatisi cyst nematode.
Iyo kambani yakapedza makore matatu ichiyedza Velum Prime (fluopyram) muShropshire, ichishandisa yega uye nekutevedzana negranular nematocides pamitengo yakasiyana. Iyo femu ikozvino yave nemufananidzo wakajeka wenzvimbo yayo mune mbatatisi cyst nematode (PCN) yekudzora maitiro uye mutengo wakabatana.
Kune agronomist James Lee, aitarisira zviedzo, basa rakasimbisa kuti Velum Prime (fluopyram) haisi kutsiva granular nematicides. “Mushure memakore matatu, takaona Velum Prime ichiita basa rakakosha mukubatsira zvimwe zvigadzirwa,” anodaro. "Nekuda kweizvi, zvatakawana zvinoenderana nezvagara zvichitaurwa naBayer."
Kusvika gore rapfuura, kudzora zvipembenene zvemakemikari kwaive kwakavakirwa pakushandiswa kwegranular nematicides senge vidat (oxamil). Ipapo kwakauya Velum Prime muchirimo cha2019, iyo yakavakirwa paSDHI fungicide fluopyram, inozivikanwa kuvarimi vegorosi vanorwisa zvirwere zvefoliar septoria.
Mumuyedzo wa2019, goho repamusoro uye giredhi repamusoro rakawanikwa nekugara vachishandisa Velum Prime uye Vydate yakazara chiyero kwete hafu yereti granular. Iyi nzira inounza mutengo wakakura wenguva yemakemikari kuvarimi, kazhinji mutengo mukuru wekuchengetedza goho.
“Mari yekutanga yakakwira, asi yaive sarudzo ine pundutso. Akaunza goho repamusoro uye mari yakanakisa.
Ongororo dzakaratidza kuti mhando dzenematode dziripo ndedzeG pallida chete, paine ongororo isati yadyarwa inoratidza kutanga kwe cyst count ye27/g ivhu. Pazvirongwa mumitsara miviri, imwe neimwe yakareba mamita gumi nemaviri, marapirwo akaitwa achishandisa midziyo yekurima: Velum Prime yakashandiswa pamushonga wembesa, uye Vydate yakashandiswa mukurapa kwemubhedha.
"Mishonga yose yakave nemigumisiro yakanaka pakukura kwegoho uye goho rekupedzisira zvichienzaniswa nemishonga isina kurapwa, zvichiratidza nematode control," anowedzera Mr. Li. Nepo mabhenefiti ekudzivirira goho eVelum Prime aive akakwira zvishoma pane Vydate payakashandiswa yoga, kushandiswa kwavo nguva dzose kwakakonzera goho rakanyanya.
"Musiyano uyu wegoho wega unopembedza kushandisa zvigadzirwa zvese kusvika pakugona kwavo kuzere," anosimbisa. "Magetsi data anotsigirawo izvi uye anoratidza nematode pressure pachirimwa." Zvikasadaro, mabhenefiti akajeka emuviri akanyorwa munzvimbo dzese dzakarapwa, pasina mhedzisiro yekurapa pane yakaoma nyaya yemukati kana kuvapo kwehurema hwemukati.
Paivewo nemusiyano mudiki mukumera uye kusimudzira kusimudzira pakati pemishonga, uye zvese zvichisvika pa50% kumera mazuva makumi matatu nerimwe mushure mekudyara. "Sezvingatarisirwa, nzvimbo dzaive dzakadzivirirwa zviri nani kubva kune nematode dzakaona zvidyarwa zvakasimba nekuda kwemitengo yepamusoro yekushandiswa kwechigadzirwa."
Izvo chete zvisinganzwisisiki mukutongwa kwaiva kuti kuongororwa kwevhu mushure mekukohwa kwakaratidza kuti chiyero pakati pekutanga kwenhamba mazai (Pi) uye nhamba yekupedzisira yemazai (Pf) haina kuchinja. "Ichi chaive chishamiso. Mhedzisiro yeagrotechnical yakaratidza kuti zvirongwa zvisina kurapwa zvingave nechiyero chekuwedzera, asi pakange pasina mukana wekuwedzera pane chero marapirwo. Hatizive kuti tozvitsanangura sei."
Velum Prime ndeyekugamuchirwa yekuwedzera kune chombo chinopesana nematode embatatisi uye yakasvika munguva chaiyo, inopfupisa James Lee weProduce Solutions.
Nekuti ramangwana renguva refu yegranular nematicides harina kujeka, vagadziri vanofanirwa kutora mukana wese kuyedza chigadzirwa chitsva uye kuona kana chichivakodzera.