na INLIS000000000002823 0010-0121001189 Usahatani perlabek Muhammad Rustam Kendari BPTP Kendari 1996 22 p. : ill ; 28 cm 633.18 633.18 RICE FISHES DUCKS FARMIMG SYSTEMS BEBEK PADI IKAN PERLABEK. 3963 3963