na INLIS000000000002599 20210322160220 210322||||||||| | ||| |||| || 010-0321002599 631.4 631.4 SUT Mul Mulyani Sutedjo; A.G. Kartasapoetra; R.D.S. Sastroatmodjo Mikro biologi tanah Jakarta Melton Putra 1991 xxi, 447 hal. : Ilus. ; 21 cm Tanah pertanian