00434nam a22001817a 450000500170000000600040001700700040002100800040002502000150002904000090004405000270005324500660008026000390014630000190018550000190020465000140022370000150023720170721114227.0000000000  a0137882661  aUOEL  aSH167.S17b.S257 1988.  aSalmon and Trout farming /cedited by L. M. Laird, T. Needham  aNew York :bEllis Horwood,cc1988.  a271 p. :bill.  aincludes index  aFisheries  aNeedham, T