00628 2200193 4500001002100000008004000021035002000061245016300081100002400244260005100268300002500319084000600344082000700350650001000357650001100367650001900378650002000397990001700417INLIS000000000000623 In  a0010-1021000623 aRespon of old layer ducks to forced molting treatments and the relationship of ther reproductive activity to a radial imruvio diffian testcArgono Rio Setioko aSETIOKO, Argono Rio aPhilipinesbUniversity of the Philipinesc1988 a159 p. : ill.c29 cm a- a56 aDUCKS aLAYERS aREPRODUCTIVITY aFORCET MOLTING. a4/BPT-C/2002