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INTRODUCTIONPrawnfarminginChinaisanimportantmaricultureindustrywhoseannualproductionhaseverreachedtomorethan 2 .0× 1 0 5 t,inwhichsemi intensivecultureofChineseprawn (PenaeusorientalisKishinouye)contributedthegreatestpart.Butinrecentyearstheprawncultureindust… 相似文献