00397nam a2200109Ia 4500008004100000040004400041245008700085260000900172300001000181500008100191999001500272180412s9999||||xx |||||||||||||| ||und||  aAhmadu Bello University Library - Zaria 0aBibliography on Microbial Determination of NutrientcCOMMONWEALTH BUREAU OF SOILS.  c1972  app.5.  aBibliography on microbial determination of nutrient availability, 1970-1966.  c4970d4970