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學(xué)習(xí)快評(píng)丨qibao666888　　△段??(duan)云??(yun)嶺?(ling)　　經(jīng)??(jing)過(guò)?(guo)走??(zou)訪??(fang)調(diào)?(tiao)研??(yan)??，段?(duan)云??(yun)嶺??(ling)發(fā)??(fa)現(xiàn)??(xian)??，傳??(chuan)統(tǒng)??(tong)池??(chi)塘??(tang)養(yǎng)??(yang)殖??(zhi)的??(de)方??(fang)法??(fa)??，由??(you)于??(yu)沒(méi)?(mei)有??(you)大??(da)量??(liang)活??(huo)水??(shui)引?(yin)入??(ru)、養(yǎng)??(yang)殖??(zhi)密??(mi)度??(du)大?(da)、大?(da)量??(liang)投??(tou)喂??(wei)飼??(si)料??(liao)??，時(shí)??(shi)間??(jian)久?(jiu)了??(le)就??(jiu)會(huì)??(hui)造??(zao)成?(cheng)水??(shui)體??(ti)腐??(fu)壞??(huai)??，不??(bu)僅??(jin)蝦??(xia)的??(de)成?(cheng)活??(huo)率?(lv)低??(di)??，更??(geng)會(huì)?(hui)對(duì)??(dui)環(huán)??(huan)境??(jing)造??(zao)成?(cheng)污??(wu)染??(ran)??。??于??(yu)是??(shi)??，他?(ta)建??(jian)議??(yi)換??(huan)成?(cheng)小??(xiao)型??(xing)設(shè)??(she)施??(shi)養(yǎng)??(yang)殖??(zhi)??，水??(shui)體??(ti)循??(xun)環(huán)??(huan)利??(li)用??(yong)??。。