Petri tais, tseem hu uaPetri phajlubcell-culture taistau tsim nyob rau hauv 1887 los ntawm German bacteriologist Julius Richard Petri. Nws yog tus pab ntawm tus kws tshaj lij bacteriologist Robert Koch. Ua ntej qhov kev tsim ntawm Petri tais, cov kab mob tau coj mus rau hauv lub khob iav, lub raj mis cawv, thiab cov raj xa dej. Petri phaj muab thaj chaw dav dav rau kev loj hlob ntawm cov kab mob ntau dua li cov raj thiab lub raj mis.

Petri phaj yog ib qho tseem ceeb ntawm cov cuab yeej kuaj rau kev loj hlob ntawm cov kab mob hauv cov khoom siv kab lis kev cai.Lub tais Petri muaj ob ntu: qhov me dua yog lub thawv, thiab qhov loj dua yog lub hau. Lub tais loj dua, lub tais me me thiab ua lub hau. Feem ntau siv Petri tais hauv chav kuaj muaj lub cheeb ntawm 90 mm.

Hom Petri tais

Petri cov tais diav sib txawv muaj nyob ntawm cov khoom siv, qhov loj me, thiab cov khoom ntim.

Petri tais diav yog tsim los ntawmiav los yog yas. Feem ntau,iav Petri tais diavyogua los ntawm borosilicate iav,thiabyas Petri taislos ntawmpolystyrene los yog polycarbonate. Cov iav Petri cov tais diav yog rov siv tau dua, thaum cov yas Petri tais diav raug muab pov tseg tom qab siv. Yas Petri tais diav yog sib dua li iav Petri tais diav, uas ua rau lawv yooj yim los tuav.