慢沉性飼料是目前較為先進、科ke學xue的de飼si料liao
，是shi采cai用yong膨peng化hua機ji擠ji壓ya的de方fang式shi生sheng產chan
，運yun用yong特te殊shu的de工gong藝yi
，通tong過guo控kong製zhi飼si料liao在zai水shui中zhong的de吸xi水shui速su度du和he調tiao整zheng下xia沉chen力li與yu上shang浮fu力li的de大da小xiao關guan係xi兩liang方fang麵mian來lai調tiao節jie其qi沉chen降jiang速su度du和he性xing能neng。其qi沉chen降jiang速su度du較jiao慢man
，介jie於yu浮fu性xing膨peng化hua料liao與yu沉chen性xing料liao之zhi間jian，特te別bie適shi合he在zai水shui體ti中zhong下xia層ceng生sheng活huo的de養yang殖zhi魚yu類lei。

當今的水產養殖業不斷向規模化、集約化、zhuanyehuadefangxiangfazhan
，duishuichansiliaodeyaoqiuyeyuelaiyuegao，youyuyangzhipinzhongdeshenghuoxixingbutong

，duisiliaoxingzhuangdeyaoqiuyebutong，ermanchensiliaojiunenghenhaodimanzuyixiezhongxiacengyuleidexuqiu。

慢(man)沉(chen)性(xing)魚(yu)飼(si)料(liao)具(ju)有(you)良(liang)好(hao)的(de)沉(chen)降(jiang)性(xing)能(neng)，在(zai)投(tou)喂(wei)後(hou)能(neng)很(hen)好(hao)地(di)觀(guan)察(cha)魚(yu)的(de)攝(she)食(shi)情(qing)況(kuang)
，可(ke)隨(sui)時(shi)根(gen)據(ju)魚(yu)的(de)攝(she)食(shi)情(qing)況(kuang)調(tiao)整(zheng)投(tou)餌(er)量(liang)。同(tong)時(shi)，可(ke)以(yi)較(jiao)為(wei)準(zhun)確(que)地(di)根(gen)據(ju)魚(yu)類(lei)攝(she)食(shi)量(liang)的(de)變(bian)化(hua)及(ji)時(shi)了(le)解(jie)其(qi)生(sheng)長(chang)情(qing)況(kuang)和(he)健(jian)康(kang)狀(zhuang)況(kuang)。而(er)且(qie)，對(dui)比(bi)其(qi)它(ta)飼(si)料(liao)，慢(man)沉(chen)料(liao)也(ye)有(you)著(zhe)其(qi)獨(du)特(te)的(de)優(you)勢(shi)：

與yu沉chen性xing料liao相xiang比bi，慢man沉chen料liao的de沉chen降jiang速su度du能neng使shi飼si料liao顆ke粒li完wan整zheng保bao持chi一yi定ding時shi間jian
，更geng能neng保bao證zheng養yang殖zhi魚yu類lei有you足zu夠gou的de攝she食shi時shi間jian
，以yi滿man足zu各ge種zhong養yang殖zhi魚yu類lei的de攝she食shi需xu要yao
；且可減少沉性飼料存在的易散失、易yi汙wu染ran水shui體ti等deng弊bi端duan。而er浮fu水shui性xing飼si料liao雖sui具ju有you種zhong種zhong優you點dian
，但dan因yin具ju有you浮fu在zai水shui麵mian上shang的de特te點dian，對dui中zhong下xia層ceng魚yu類lei而er言yan，不bu利li於yu攝she食shi且qie增zeng加jia了le體ti能neng消xiao耗hao
，其qi物wu理li性xing能neng不bu及ji慢man沉chen料liao。

從營養效果和養殖效益來看，慢沉料也有很多優點：慢沉料采用的是膨化擠壓工藝，由於高溫、gaoyadejiagongtiaojian，shisiliaozhongdeshengdianfenshuhua
，zhifangdenggengliyuxiaohuaxishou，bingpohuaiheruanhualexianweijiegouhexibaobi，pohuailemianzipozhongdemianfenyijidadouzhongdekangyidanbaidengyouhaiwuzhi
，congertigaolesiliaodeshikouxinghexiaohuaxishoulv。erqieshengchanmanchenliaosuochanshengdefenmojiaoshao，kedadatigaosiliaodeyouxiaoliyong。zaitongchangqingkuangxia，caiyongmanchenxingsiliaoyangyu，keyouxiaojieyuesiliao 3-10%。

ciwai
，youyumanchensiliaomidujiaodi
，nengzaijiaoduanshijianneidaliangxishuihuoyou，bianyuyaowujiqitayingyangjidetianjia。dangxuyaotianjiayaowuhuoyingyangjishi，shuirongxingdekezhijieyongshuirongjie，ranhouyusiliaohunhetouwei。 脂溶性的則可溶於油脂中，然後吸附於飼料上即可投喂

，魚類的吸收效果很好。