00428nam a2200109Ia 4500008004100000040004400041245006100085260002500146300001100171500012100182999001500303180412s9999||||xx |||||||||||||| ||und||  aAhmadu Bello University Library - Zaria 0aBibliography on Effects of Pesticides, Disinfectants and  aSloughbC.A.B.c1972  app.26.  aBibliography on effects of pesticides, disinfectants and herbicides on nitrogen transformations in soils, 1971-1966.  c4802d4802