Nematodai gandum (Anguina tritici), kirmchaest, ki kasalii angullyulinozi gandumro ba vujud meorad. Ba jav, javdor, suli va gayra niz zarar merasonad. Nematodai gandum dar Dogiston, Armaniston, Ozarboyjon, Gurjistoni Sharqi, kishvari Krasnodar, inchunin dar Osiyoi Miyona, az jumla dar Tojikjiston vomekhurad. Rastani hangomi az Nematodai gandum oseb didan tamoman az sabzish memonad va ba joi don dar khushaho buzgunj (galla) hosil meshavad.
Dar dokhili har yak buzgunj az 5 to 15 hazor kirmchaho mavjudand. Buzgunjho ba zamin rekhta, az nami mekafand, kirmchahoi onho avval ba poya, bad ba barg va az on ba janini gul guzashta, rastaniro kasal mekunand. Nematodai gandum bo don, pakhol va inchunin oloti khojagii qishloq pahn meshavad. Holo Nematodai gandum dar SSSR qarib tamoman nest shudaast.
Adabiyot: Kiryanova E. S., Krall E. L., Paraziticheskie nematodi rasteniy i meri borbi s nimi, tom 1—2, Leningrad, 1969—71.