Baƙin gwal
Gano nau'ikan samfuran ƙwararrun ƙwararrun ƙwayoyin cuta waɗanda ke haɗuwa da ƙa'idodin masana'antuAstm A53, Astm
A106, kumaAstm A312. Zaɓin zabinmu ya ƙunshi nau'ikan daban-daban kamarguda karshen zaren, duka biyu daidai suke
zaren, daɗaɗɗun daɗaɗɗen gajere,Kc kan nono, da rufe kan nono. Bincika kewayon mu yanzu kuma nemo cikakke
bayani don bukatunku.
Rubuta sakon ka a nan ka aika da shi