To isolate bacteria present in swine waste samples,many manipulations must be performed in the absence of oxygen. Microbiologists Rhonda Zeltwanger and Michael Cotta,who study anaerobes,work in specially designed hood | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Weller, Keith |
Taille de l’image : | 2667 px × 1769 px |
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