Abincin petri wani ɗan ƙaramin abu ne, mai silindi, bayyananne, kuma yawanci bakararre wanda ake amfani dashi a dakunan gwaje-gwaje don haɓaka ƙwayoyin cuta, kamar ƙwayoyin cuta, fungi, ko wasu ƙananan ƙwayoyin cuta. Ana kiran ta da sunan mai ƙirƙira ta, Julius Richard Petri.A petri tasa yawanci ana yin ta ne da gilashi ko bayyanannen filastik, kuma murfinsa ya fi girma a diamita kuma ɗan ɗanɗano, yana ba da damar tara jita-jita da yawa. Murfin yana hana kamuwa da cuta yayin da yake ba da izinin isassun iska.Petri jita-jita suna cike da matsakaicin abinci mai gina jiki, irin su agar, wanda ke ba da yanayin tallafi don haɓakar ƙwayoyin cuta. Agar na gina jiki, alal misali, ya ƙunshi cakuda abinci mai gina jiki, ciki har da carbohydrates, sunadarai, da sauran muhimman abubuwan da ake bukata don ci gaban ƙananan ƙwayoyin cuta.Masana kimiyya suna amfani da jita-jita na petri don dalilai daban-daban, ciki har da: Culturing microorganisms: Petri jita-jita ba da damar masana kimiyya zuwa al'adu da girma daban-daban microorganisms, wanda za a iya lura akayi daban-daban ko kuma nazarin tare. ware da kuma nazarin daban-daban.Gwajin kamuwa da cuta: Tare da yin amfani da kwayoyin-impregnated fayafai, masana kimiyya iya sanin ingancin maganin rigakafi da takamaiman microorganisms ta lura da zones na hana kewaye da fayafai.Muhalli Sa ido: Petri jita-jita za a iya amfani da su tattara iska ko saman samfurori don sanin kasancewar jita-jita a cikin wani yanayi, Lab fundamentalstri ne a wani yanayi. ganewar asali, da kuma nazarin microorganisms.
