Mbatata ya mbatata idabwezedwa kuchokera ku Azerbaijan kupita ku Georgia chifukwa chopezeka mu zitsanzo za chinthu chokhala kwaokha - tsinde la mbatata nematode.
Atolankhani a bungwe la Food Safety Agency ku Azerbaijan ati oyang'anira dipatimentiyi anakana mbatata yochokera ku Georgia. Monga gawo la njira zoyendetsera zinthu zomwe zimatumizidwa kunja, akatswiri a bungweli adayesa zitsanzo kuchokera kumagulu angapo a mbatata omwe amalemera matani 89,6 omwe adatumizidwa ku Republic. Mayeso a labotale adatsimikizira kukhalapo kwa chinthu chokhala kwaokha mumtanda wa zinthu zomwe zatumizidwa kunja - tsinde nematode.
Pachifukwa ichi, kulowetsedwa kwa mbatatayi kunali koletsedwa, ndipo adaganiza zobwezera katundu yense ku Georgia.
Stem nematode ndi nyongolotsi mpaka 1 mm kukula kwake. Zimakhudza zimayambira ndi zomera, ndi tubers. Nematoda imachulukana kwambiri m'malo achinyezi. Ndikosavuta kuzindikira tuber momwe majeremusi adakhazikika: mawanga ang'onoang'ono amdima amawoneka bwino pa peel. Mwachindunji pansi pa khungu - madera kuwala, koma friable zamkati. Pakawonongeka kwambiri, khungu la tuber limaphwanyidwa, ndipo zowola zowuma zimakhala pansi pake. Kukhudzidwa tubers kufota ndi kuvunda, ndiyeno kwathunthu kuwonongedwa ndi bowa ndi mabakiteriya. Izi zimabweretsa kuwonongeka kwakukulu kwa mbewu.
Kaloti, phwetekere, nkhaka, dzungu, tsabola, biringanya, anyezi, mavwende, clover, nyemba, udzu wambiri ndi mbewu zina zokongola nazonso ndi za zomera zomwe zimadya nematode.