000 00325nam a2200121Ia 4500
008 161002s9999 xx 000 0 und d
100 _aHameed Khan H.
245 0 _aStudies on urea hydrolysis and ammonia volatilization from soils
563 _aHOT COPY
652 _aNIL
700 _f1990
_aDr. T.S.Manickam
942 _cTH
999 _c110849
_d110849