Allen, O N.
Experiments in soil bacteriology / Textual Documents O N Allen. - 3rd ed / . - Minnesota : Burgess publishing co. , 1959. - x,280p ; .
Soil Microbiology Bacteriology
631.46 / ALL
Experiments in soil bacteriology / Textual Documents O N Allen. - 3rd ed / . - Minnesota : Burgess publishing co. , 1959. - x,280p ; .
Soil Microbiology Bacteriology
631.46 / ALL