Svondo rapfuura, panguva yezviitwa zvakarongwa zvekuongorora, nyanzvi kubva kudhipatimendi re phytosanitary reTransbaikal Reference Center rakaratidza chipenyu chakavharirwa - iyo yegoridhe potato nematode. Iyo infestation nzvimbo ndeye 0,05 hectares (iri munzvimbo yakazvimirira yeBlagoveshchensk).
Golden potato nematode igonye risingaonekwi rinova rimwe rezvipembenene zvine ngozi zvakanyanya kuvharirwa. Inogara pamidzi yemiti yemhuri ye nightshade (pamiriwo - mbatatisi, tomate, pepper, nezvimwewo uye masora - black nightshade, henbane, nezvimwewo). Mamhanyiro anoita nematode kubereka nekupararira anokurumidza. Asi chinonyanya kuipa ndechekuti nematode inoita kuti zvirimwa zvitapurwe nezvimwe zvirwere. Chipembenene chinowanzo konzera kukuvadza kukuru muminda yemba, uko mbatatisi yave chirimwa chisingaperi kwemakore mazhinji, pamwe neminda ine kupfupikiswa kwechirimwa kutenderera, uko mbatatisi inorimwa nguva dzose kana kudzokera kunzvimbo yavo yepakutanga mushure memakore 1-2.
Kunobva kupararira kwenematode ine hutachiona mbatatisi tubers uye ivhu rakasvibiswa kubva kwavari padyo nemakwenzi embatatisi, sezvo panguva yekukohwa ma cysts anodonha kubva pamidzi uye anoramba ari muvhu. Ndiwo ma cysts anoshanda sesosi huru yehutachiona hwenzvimbo dzakawanda uye dzakawanda itsva, nekuti dzinogona kutakurwa pambeu mbatatisi, nezvishandiso uye kunyangwe pashangu.
Iyo Trans-Baikal Reference Center yeRosselkhoznadzor inopa masevhisi ayo ekusarudzwa kwemasampu evhu uye mbatatisi kuita tsvakiridzo yese inodiwa yekuona nematode infestation.
Source: http://www.teleport2001.ru