00289nam a2200097Ia 4500008004100000082001600041100002900057245004900086260004800135300000800183140113s9999    xx            000 0 und d  a631.46   P7  a"Chankar, P.K. et al�"  aExperiments in soil biology and biochemistry  a2007bWestville Publishing HousecNew Delhi  a179