



沉水植物—菹草
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- 發布時間:2021-03-22
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菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)體(ti)(ti)(ti)(ti)凈(jing)(jing)(jing)化(hua)(hua)(hua)(hua)(hua)(hua)價值(zhi)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)態(tai)(tai)系(xi)(xi)(xi)(xi)統(tong)退化(hua)(hua)(hua)(hua)(hua)(hua)失調是(shi)目前世(shi)界(jie)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)一(yi)大(da)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)態(tai)(tai)災(zai)難,受損水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)態(tai)(tai)系(xi)(xi)(xi)(xi)統(tong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)態(tai)(tai)恢復(fu)(fu)業已成為(wei)當(dang)今世(shi)界(jie)環(huan)(huan)境(jing)(jing)科(ke)學的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)一(yi)大(da)研(yan)(yan)(yan)究熱點(dian)。沉(chen)(chen)(chen)(chen)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)植(zhi)(zhi)(zhi)被如同水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)下森林,對(dui)(dui)(dui)(dui)(dui)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)態(tai)(tai)系(xi)(xi)(xi)(xi)統(tong)結(jie)構和(he)(he)(he)(he)(he)(he)功能(neng)(neng)(neng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)穩定起至關(guan)重(zhong)要(yao)(yao)作(zuo)(zuo)(zuo)(zuo)用(yong)(yong)(yong)。因(yin)此重(zhong)建沉(chen)(chen)(chen)(chen)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)植(zhi)(zhi)(zhi)被便是(shi)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)域生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)態(tai)(tai)系(xi)(xi)(xi)(xi)統(tong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)關(guan)鍵(jian)。菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)乃常(chang)見的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)沉(chen)(chen)(chen)(chen)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)植(zhi)(zhi)(zhi)物(wu)(wu)(wu)(wu)(wu),它生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)存范(fan)圍廣(guang),適(shi)(shi)應能(neng)(neng)(neng)力強(qiang),具有(you)多種(zhong)(zhong)(zhong)(zhong)利用(yong)(yong)(yong)價值(zhi)和(he)(he)(he)(he)(he)(he)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)態(tai)(tai)功能(neng)(neng)(neng)。本研(yan)(yan)(yan)究以(yi)(yi)重(zhong)慶(qing)地(di)區(qu)(qu)常(chang)見的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)沉(chen)(chen)(chen)(chen)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)植(zhi)(zhi)(zhi)物(wu)(wu)(wu)(wu)(wu)—菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)為(wei)對(dui)(dui)(dui)(dui)(dui)象,旨在(zai)探(tan)討菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)凈(jing)(jing)(jing)化(hua)(hua)(hua)(hua)(hua)(hua)富(fu)營(ying)(ying)(ying)(ying)養(yang)(yang)(yang)(yang)(yang)(yang)化(hua)(hua)(hua)(hua)(hua)(hua)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)機理(li),摸清(qing)(qing)菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)在(zai)富(fu)營(ying)(ying)(ying)(ying)養(yang)(yang)(yang)(yang)(yang)(yang)化(hua)(hua)(hua)(hua)(hua)(hua)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)體(ti)(ti)(ti)(ti)(湖、庫、塘)中(zhong)(zhong)消(xiao)失的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)原因(yin)與(yu)其(qi)(qi)(qi)適(shi)(shi)宜(yi)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)長(chang)環(huan)(huan)境(jing)(jing),尋求(qiu)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)庫、湖泊管理(li)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)手(shou)段和(he)(he)(he)(he)(he)(he)已富(fu)營(ying)(ying)(ying)(ying)養(yang)(yang)(yang)(yang)(yang)(yang)化(hua)(hua)(hua)(hua)(hua)(hua)湖泊、水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)庫生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)態(tai)(tai)恢復(fu)(fu)治(zhi)理(li)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)措施。首(shou)先(xian)分(fen)(fen)(fen)別(bie)(bie)(bie)在(zai)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)族缸和(he)(he)(he)(he)(he)(he)室外圍隔(ge)中(zhong)(zhong)驗(yan)(yan)證了(le)菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)凈(jing)(jing)(jing)化(hua)(hua)(hua)(hua)(hua)(hua)富(fu)營(ying)(ying)(ying)(ying)養(yang)(yang)(yang)(yang)(yang)(yang)化(hua)(hua)(hua)(hua)(hua)(hua)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)效(xiao)果(guo)(guo)(guo);接著(zhu)對(dui)(dui)(dui)(dui)(dui)光(guang)(guang)(guang)(guang)(guang)照(zhao)(zhao)(zhao)、水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)溫(wen)(wen)(wen)和(he)(he)(he)(he)(he)(he)pH等(deng)重(zhong)要(yao)(yao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)環(huan)(huan)境(jing)(jing)因(yin)子(zi)對(dui)(dui)(dui)(dui)(dui)菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)光(guang)(guang)(guang)(guang)(guang)合(he)(he)作(zuo)(zuo)(zuo)(zuo)用(yong)(yong)(yong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)影(ying)響(xiang)及(ji)著(zhu)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)藻(zao)(zao)(zao)類(lei)(lei)(lei)(lei)(lei)與(yu)菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)長(chang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)相(xiang)關(guan)性(xing)(xing)作(zuo)(zuo)(zuo)(zuo)了(le)研(yan)(yan)(yan)究;然后初(chu)步研(yan)(yan)(yan)究了(le)對(dui)(dui)(dui)(dui)(dui)菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)種(zhong)(zhong)(zhong)(zhong)群(qun)繁(fan)衍起主(zhu)要(yao)(yao)作(zuo)(zuo)(zuo)(zuo)用(yong)(yong)(yong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)鱗(lin)(lin)(lin)枝(zhi)(zhi)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)產(chan)(chan)(chan)(chan)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)與(yu)萌(meng)(meng)(meng)(meng)發(fa)(fa)條(tiao)件(jian)(jian),并(bing)在(zai)此基礎上對(dui)(dui)(dui)(dui)(dui)富(fu)營(ying)(ying)(ying)(ying)養(yang)(yang)(yang)(yang)(yang)(yang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)體(ti)(ti)(ti)(ti)中(zhong)(zhong)恢復(fu)(fu)重(zhong)建菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)為(wei)主(zhu)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)沉(chen)(chen)(chen)(chen)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)植(zhi)(zhi)(zhi)物(wu)(wu)(wu)(wu)(wu)群(qun)落(luo)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)可(ke)行性(xing)(xing)作(zuo)(zuo)(zuo)(zuo)了(le)初(chu)步分(fen)(fen)(fen)析。經過(guo)試(shi)驗(yan)(yan),得到如下結(jie)果(guo)(guo)(guo)。 菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)對(dui)(dui)(dui)(dui)(dui)富(fu)營(ying)(ying)(ying)(ying)養(yang)(yang)(yang)(yang)(yang)(yang)化(hua)(hua)(hua)(hua)(hua)(hua)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(氮(dan)(dan)(dan)3.347mg/L,總(zong)(zong)磷(lin)0.682mg/L)中(zhong)(zhong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)NH4+-N、NO3--N、NO2--N和(he)(he)(he)(he)(he)(he)TP都(dou)有(you)較強(qiang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)吸(xi)收(shou)能(neng)(neng)(neng)力,其(qi)(qi)(qi)中(zhong)(zhong)對(dui)(dui)(dui)(dui)(dui)NH4+-N的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)吸(xi)收(shou)先(xian)于NO3--N;水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)中(zhong)(zhong)營(ying)(ying)(ying)(ying)養(yang)(yang)(yang)(yang)(yang)(yang)物(wu)(wu)(wu)(wu)(wu)濃(nong)度(du)越(yue)高(gao),菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)對(dui)(dui)(dui)(dui)(dui)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)中(zhong)(zhong)營(ying)(ying)(ying)(ying)養(yang)(yang)(yang)(yang)(yang)(yang)物(wu)(wu)(wu)(wu)(wu)質的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)吸(xi)收(shou)速度(du)越(yue)快(kuai);試(shi)驗(yan)(yan)15d時(shi)(shi),菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)對(dui)(dui)(dui)(dui)(dui)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)中(zhong)(zhong)氮(dan)(dan)(dan)和(he)(he)(he)(he)(he)(he)總(zong)(zong)磷(lin)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)累積清(qing)(qing)理(li)率分(fen)(fen)(fen)別(bie)(bie)(bie)為(wei)89.8-91.7%和(he)(he)(he)(he)(he)(he)73.9-79.9%。野外實驗(yan)(yan)發(fa)(fa)現,長(chang)有(you)菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)圍隔(ge)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)質較對(dui)(dui)(dui)(dui)(dui)照(zhao)(zhao)(zhao)圍隔(ge)有(you)明(ming)(ming)顯(xian)(xian)(xian)改變,即(ji)氮(dan)(dan)(dan)、總(zong)(zong)磷(lin)和(he)(he)(he)(he)(he)(he)浮游植(zhi)(zhi)(zhi)物(wu)(wu)(wu)(wu)(wu)葉綠(lv)素a的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)含(han)量(liang)(liang)顯(xian)(xian)(xian)著(zhu)下降(jiang)(P<0.05),水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)體(ti)(ti)(ti)(ti)透明(ming)(ming)度(du)、溶解氧(yang)顯(xian)(xian)(xian)著(zhu)提高(gao),色度(du)、pH等(deng)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)化(hua)(hua)(hua)(hua)(hua)(hua)指標也有(you)明(ming)(ming)顯(xian)(xian)(xian)變化(hua)(hua)(hua)(hua)(hua)(hua)。 采用(yong)(yong)(yong)單因(yin)子(zi)設計法,研(yan)(yan)(yan)究水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)溫(wen)(wen)(wen)(10℃、15℃、20℃、25℃、30℃、35℃)、光(guang)(guang)(guang)(guang)(guang)照(zhao)(zhao)(zhao)(9.62×104lx、7.28×104lx、5.43×104lx、2.60×104lx、0.84×104lx、0.12×104lx)和(he)(he)(he)(he)(he)(he)pH(5、6、7、9、11)對(dui)(dui)(dui)(dui)(dui)菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)頂枝(zhi)(zhi)凈(jing)(jing)(jing)產(chan)(chan)(chan)(chan)氧(yang)量(liang)(liang)、毛(mao)產(chan)(chan)(chan)(chan)氧(yang)量(liang)(liang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)影(ying)響(xiang)。試(shi)驗(yan)(yan)結(jie)果(guo)(guo)(guo)表(biao)明(ming)(ming):水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)溫(wen)(wen)(wen)為(wei)10—35℃時(shi)(shi),菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)頂枝(zhi)(zhi)光(guang)(guang)(guang)(guang)(guang)合(he)(he)作(zuo)(zuo)(zuo)(zuo)用(yong)(yong)(yong)凈(jing)(jing)(jing)產(chan)(chan)(chan)(chan)氧(yang)量(liang)(liang)、毛(mao)產(chan)(chan)(chan)(chan)氧(yang)量(liang)(liang)都(dou)與(yu)溫(wen)(wen)(wen)度(du)呈(cheng)曲線相(xiang)關(guan)(yN=-0.0038x2+0.1452x-0.6192,r2=0.9854;yG=-0.0038x2+0.1789x-0.8225,r2=0.9829);20℃附近(jin)菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)光(guang)(guang)(guang)(guang)(guang)合(he)(he)作(zuo)(zuo)(zuo)(zuo)用(yong)(yong)(yong)產(chan)(chan)(chan)(chan)氧(yang)量(liang)(liang)是(shi)至高(gao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de),適(shi)(shi)宜(yi)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)長(chang)溫(wen)(wen)(wen)度(du)為(wei)15—25℃。在(zai)光(guang)(guang)(guang)(guang)(guang)照(zhao)(zhao)(zhao)強(qiang)度(du)為(wei)0.12×104-9.62×104lx的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)范(fan)圍內,菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)頂枝(zhi)(zhi)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)凈(jing)(jing)(jing)產(chan)(chan)(chan)(chan)氧(yang)量(liang)(liang)和(he)(he)(he)(he)(he)(he)毛(mao)產(chan)(chan)(chan)(chan)氧(yang)量(liang)(liang)與(yu)光(guang)(guang)(guang)(guang)(guang)照(zhao)(zhao)(zhao)亦呈(cheng)曲線相(xiang)關(guan)(yN=0.0282x2+0.3093x+0.0218,r2=0.9790;yG=0.0343x2+0.3695x+0.2389,r2=0.9835),光(guang)(guang)(guang)(guang)(guang)照(zhao)(zhao)(zhao)為(wei)5.43×104lx時(shi)(shi)菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)光(guang)(guang)(guang)(guang)(guang)合(he)(he)作(zuo)(zuo)(zuo)(zuo)用(yong)(yong)(yong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)產(chan)(chan)(chan)(chan)氧(yang)量(liang)(liang)是(shi)至高(gao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de),適(shi)(shi)宜(yi)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)光(guang)(guang)(guang)(guang)(guang)照(zhao)(zhao)(zhao)為(wei)2.6-5.5×104lx。pH為(wei)5—11的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)范(fan)圍內,菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)頂枝(zhi)(zhi)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)凈(jing)(jing)(jing)產(chan)(chan)(chan)(chan)氧(yang)量(liang)(liang)、毛(mao)產(chan)(chan)(chan)(chan)氧(yang)量(liang)(liang)與(yu)pH值(zhi)呈(cheng)線型(xing)負相(xiang)關(guan)(yN=-0.2864x+2.7549,r2=0.9667;yG=-0.2512x+2.8653,r2=0.9563),表(biao)明(ming)(ming)菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)長(chang)喜中(zhong)(zhong)性(xing)(xing)偏酸的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)環(huan)(huan)境(jing)(jing),堿性(xing)(xing)條(tiao)件(jian)(jian)下缺(que)乏(fa)CO2和(he)(he)(he)(he)(he)(he)HCO3-將(jiang)限制其(qi)(qi)(qi)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)長(chang)。 池塘中(zhong)(zhong)菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)著(zhu)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)藻(zao)(zao)(zao)類(lei)(lei)(lei)(lei)(lei)包括(kuo)硅(gui)藻(zao)(zao)(zao)門(men)(men)(men)、綠(lv)藻(zao)(zao)(zao)門(men)(men)(men)、藍藻(zao)(zao)(zao)門(men)(men)(men)、裸藻(zao)(zao)(zao)門(men)(men)(men)、黃(huang)藻(zao)(zao)(zao)門(men)(men)(men)和(he)(he)(he)(he)(he)(he)隱藻(zao)(zao)(zao)門(men)(men)(men)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)種(zhong)(zhong)(zhong)(zhong)類(lei)(lei)(lei)(lei)(lei),共50屬68種(zhong)(zhong)(zhong)(zhong);常(chang)見優勢種(zhong)(zhong)(zhong)(zhong)以(yi)(yi)硅(gui)藻(zao)(zao)(zao)門(men)(men)(men)和(he)(he)(he)(he)(he)(he)綠(lv)藻(zao)(zao)(zao)門(men)(men)(men)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)種(zhong)(zhong)(zhong)(zhong)類(lei)(lei)(lei)(lei)(lei)為(wei)主(zhu)。菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)整個(ge)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)活史中(zhong)(zhong),著(zhu)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)藻(zao)(zao)(zao)類(lei)(lei)(lei)(lei)(lei)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)平(ping)均著(zhu)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)密(mi)度(du)以(yi)(yi)硅(gui)藻(zao)(zao)(zao)l]膽9.90X 10’illd.兒ffi勺,其(qi)(qi)(qi)次為(wei)綠(lv)藻(zao)(zao)(zao)門(men)(men)(men)(l.87X 103ittdJCm2)和(he)(he)(he)(he)(he)(he)藍藻(zao)(zao)(zao)門(men)(men)(men)*.52X*./CffiZh就平(ping)均生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)量(liang)(liang)而亭,硅(gui)藻(zao)(zao)(zao)門(men)(men)(men)門(men)(men)(men)刀702m令L)較其(qi)(qi)(qi)它藻(zao)(zao)(zao)類(lei)(lei)(lei)(lei)(lei)高(gao)得多。著(zhu)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)藻(zao)(zao)(zao)類(lei)(lei)(lei)(lei)(lei)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)長(chang)與(yu)疽(ju)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)長(chang)呈(cheng)負相(xiang)關(guan),即(ji)疽(ju)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)長(chang)率高(gao)時(shi)(shi)門(men)(men)(men)4月(yue)(yue)),著(zhu)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)藻(zao)(zao)(zao)類(lei)(lei)(lei)(lei)(lei)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)密(mi)度(du)和(he)(he)(he)(he)(he)(he)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)量(liang)(liang)較小(xiao),菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)長(chang)緩(huan)慢門(men)(men)(men) 月(yue)(yue))或衰亡K刁月(yue)(yue))時(shi)(shi),著(zhu)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)藻(zao)(zao)(zao)類(lei)(lei)(lei)(lei)(lei)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)密(mi)度(du)和(he)(he)(he)(he)(he)(he)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)量(liang)(liang)較大(da)。 用(yong)(yong)(yong)Q)正交(jiao)表(biao)研(yan)(yan)(yan)究光(guang)(guang)(guang)(guang)(guang)照(zhao)(zhao)(zhao)(強(qiang)、中(zhong)(zhong)、弱人 pH(高(gao)、中(zhong)(zhong)、低(di)(di))和(he)(he)(he)(he)(he)(he)營(ying)(ying)(ying)(ying)養(yang)(yang)(yang)(yang)(yang)(yang)鹽(高(gao)、低(di)(di))影(ying)響(xiang)菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)鱗(lin)(lin)(lin)枝(zhi)(zhi)形成的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)試(shi)驗(yan)(yan)結(jie)果(guo)(guo)(guo)顯(xian)(xian)(xian)示:高(gao)洲門(men)(men)(men)J\強(qiang)光(guang)(guang)(guang)(guang)(guang)照(zhao)(zhao)(zhao)卜(bu)10‘IX)和(he)(he)(he)(he)(he)(he)低(di)(di)營(ying)(ying)(ying)(ying)養(yang)(yang)(yang)(yang)(yang)(yang)(自來(lai)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui))條(tiao)件(jian)(jian)下,落(luo)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)產(chan)(chan)(chan)(chan)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)鱗(lin)(lin)(lin)枝(zhi)(zhi)快(kuai),其(qi)(qi)(qi)中(zhong)(zhong)pH的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)影(ying)響(xiang)程(cheng)(cheng)(cheng)度(du)相(xiang)對(dui)(dui)(dui)(dui)(dui)強(qiang)些(xie)。水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)溫(wen)(wen)(wen)低(di)(di)于 26’C時(shi)(shi),疽(ju)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)長(chang)正常(chang)3超(chao)過(guo) 26’C時(shi)(shi),隨著(zhu)溫(wen)(wen)(wen)度(du)升高(gao),菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)產(chan)(chan)(chan)(chan)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)鱗(lin)(lin)(lin)枝(zhi)(zhi)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)速度(du)越(yue)快(kuai),數目越(yue)多。 采用(yong)(yong)(yong)單因(yin)素試(shi)驗(yan)(yan)設計法,研(yan)(yan)(yan)究水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)溫(wen)(wen)(wen)Q2 C、28℃、34℃、40℃L光(guang)(guang)(guang)(guang)(guang)照(zhao)(zhao)(zhao)(900-62000lX、200-25000IX、95-!0000IX、30-3800lX、5-500lX),pH(3、5、7、9、10)和(he)(he)(he)(he)(he)(he)營(ying)(ying)(ying)(ying)養(yang)(yang)(yang)(yang)(yang)(yang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)平(ping)對(dui)(dui)(dui)(dui)(dui)池塘中(zhong)(zhong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)當(dang)年(nian)離(li)體(ti)(ti)(ti)(ti)鱗(lin)(lin)(lin)枝(zhi)(zhi)萌(meng)(meng)(meng)(meng)發(fa)(fa)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)影(ying)響(xiang)。結(jie)果(guo)(guo)(guo)表(biao)明(ming)(ming):菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)鱗(lin)(lin)(lin)枝(zhi)(zhi)離(li)體(ti)(ti)(ti)(ti)后沒有(you)休眠期,水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)溫(wen)(wen)(wen)低(di)(di)于 34 ’C條(tiao)件(jian)(jian)下,只要(yao)(yao)見光(guang)(guang)(guang)(guang)(guang)就會(hui)萌(meng)(meng)(meng)(meng)發(fa)(fa);pHSq的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)范(fan)圍內,鱗(lin)(lin)(lin)枝(zhi)(zhi)能(neng)(neng)(neng)正常(chang)萌(meng)(meng)(meng)(meng)發(fa)(fa);營(ying)(ying)(ying)(ying)養(yang)(yang)(yang)(yang)(yang)(yang)鹽的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)豐歉不會(hui)成為(wei)鱗(lin)(lin)(lin)枝(zhi)(zhi)萌(meng)(meng)(meng)(meng)發(fa)(fa)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)限制因(yin)子(zi)。 整個(ge)試(shi)驗(yan)(yan)表(biao)明(ming)(ming):菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)能(neng)(neng)(neng)清(qing)(qing)理(li)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)體(ti)(ti)(ti)(ti)中(zhong)(zhong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)營(ying)(ying)(ying)(ying)養(yang)(yang)(yang)(yang)(yang)(yang)物(wu)(wu)(wu)(wu)(wu)質,是(shi)治(zhi)理(li)富(fu)營(ying)(ying)(ying)(ying)養(yang)(yang)(yang)(yang)(yang)(yang)化(hua)(hua)(hua)(hua)(hua)(hua)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)體(ti)(ti)(ti)(ti)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)重(zhong)要(yao)(yao)植(zhi)(zhi)(zhi)物(wu)(wu)(wu)(wu)(wu)品種(zhong)(zhong)(zhong)(zhong)。菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)光(guang)(guang)(guang)(guang)(guang)合(he)(he)作(zuo)(zuo)(zuo)(zuo)用(yong)(yong)(yong)受環(huan)(huan)境(jing)(jing)因(yin)子(zi)影(ying)響(xiang)顯(xian)(xian)(xian)著(zhu),夏(xia)季淺水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)體(ti)(ti)(ti)(ti)中(zhong)(zhong)區(qu)(qu)舊照(zhao)(zhao)(zhao)強(qiang)烈、水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)溫(wen)(wen)(wen)和(he)(he)(he)(he)(he)(he)叫偏高(gao),菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)將(jiang)趨于衰亡:著(zhu)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)藻(zao)(zao)(zao)類(lei)(lei)(lei)(lei)(lei)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)優勢種(zhong)(zhong)(zhong)(zhong)為(wei)吠藻(zao)(zao)(zao),著(zhu)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)藻(zao)(zao)(zao)類(lei)(lei)(lei)(lei)(lei)會(hui)對(dui)(dui)(dui)(dui)(dui)菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)長(chang)產(chan)(chan)(chan)(chan)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)影(ying)響(xiang),尤其(qi)(qi)(qi)在(zai)富(fu)營(ying)(ying)(ying)(ying)養(yang)(yang)(yang)(yang)(yang)(yang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)體(ti)(ti)(ti)(ti)中(zhong)(zhong),出于浮游植(zhi)(zhi)(zhi)物(wu)(wu)(wu)(wu)(wu)大(da)量(liang)(liang)滋生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)再(zai)加上著(zhu)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)藻(zao)(zao)(zao)類(lei)(lei)(lei)(lei)(lei)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)增加,使得菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)可(ke)能(neng)(neng)(neng)因(yin)光(guang)(guang)(guang)(guang)(guang)饑餓(e)而衰敗;菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)面臨(lin)惡劣(lie)環(huan)(huan)境(jing)(jing)ja pH鄧(deng)、光(guang)(guang)(guang)(guang)(guang)照(zhao)(zhao)(zhao)刀.28X10‘IX、水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)溫(wen)(wen)(wen)刁6’C等(deng)時(shi)(shi),將(jiang)產(chan)(chan)(chan)(chan)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)鱗(lin)(lin)(lin)枝(zhi)(zhi)以(yi)(yi)作(zuo)(zuo)(zuo)(zuo)為(wei)其(qi)(qi)(qi)延(yan)續后代的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)主(zhu)要(yao)(yao)材料:離(li)體(ti)(ti)(ti)(ti)鱗(lin)(lin)(lin)枝(zhi)(zhi)萌(meng)(meng)(meng)(meng)發(fa)(fa)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)環(huan)(huan)境(jing)(jing)條(tiao)件(jian)(jian)耍求(qiu)并(bing)不嚴(yan)格(ge),春(chun)夏(xia)秋三季均可(ke)萌(meng)(meng)(meng)(meng)發(fa)(fa)。利用(yong)(yong)(yong)春(chun)季沉(chen)(chen)(chen)(chen)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)植(zhi)(zhi)(zhi)物(wu)(wu)(wu)(wu)(wu)菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)構建的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)階梯(ti)式(shi)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)植(zhi)(zhi)(zhi)物(wu)(wu)(wu)(wu)(wu)系(xi)(xi)(xi)(xi)統(tong)研(yan)(yan)(yan)究了(le)其(qi)(qi)(qi)對(dui)(dui)(dui)(dui)(dui)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)體(ti)(ti)(ti)(ti)懸(xuan)浮泥(ni)(ni)沙(sha)(sha)(sha)(sha)(sha)及(ji)氮(dan)(dan)(dan)、磷(lin)污染物(wu)(wu)(wu)(wu)(wu)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)凈(jing)(jing)(jing)化(hua)(hua)(hua)(hua)(hua)(hua)效(xiao)果(guo)(guo)(guo)。結(jie)果(guo)(guo)(guo)表(biao)明(ming)(ming):由菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)構成的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)生(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)態(tai)(tai)物(wu)(wu)(wu)(wu)(wu)理(li)模(mo)型(xing)系(xi)(xi)(xi)(xi)統(tong)對(dui)(dui)(dui)(dui)(dui)挾(xie)(xie)(xie)沙(sha)(sha)(sha)(sha)(sha)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)體(ti)(ti)(ti)(ti)氮(dan)(dan)(dan)、磷(lin)負荷以(yi)(yi)及(ji)泥(ni)(ni)沙(sha)(sha)(sha)(sha)(sha)含(han)量(liang)(liang)具有(you)較好(hao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)作(zuo)(zuo)(zuo)(zuo)用(yong)(yong)(yong),菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)系(xi)(xi)(xi)(xi)統(tong)前后總(zong)(zong)氮(dan)(dan)(dan)負荷分(fen)(fen)(fen)別(bie)(bie)(bie)為(wei)0.746mg•l-1和(he)(he)(he)(he)(he)(he)0.622mg•l-1,清(qing)(qing)理(li)率為(wei)16.57%,其(qi)(qi)(qi)中(zhong)(zhong)菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)凈(jing)(jing)(jing)化(hua)(hua)(hua)(hua)(hua)(hua)率占(zhan)6.67%;停(ting)留時(shi)(shi)間分(fen)(fen)(fen)別(bie)(bie)(bie)為(wei)24小(xiao)時(shi)(shi)和(he)(he)(he)(he)(he)(he)48小(xiao)時(shi)(shi)時(shi)(shi),菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)系(xi)(xi)(xi)(xi)統(tong)對(dui)(dui)(dui)(dui)(dui)總(zong)(zong)磷(lin)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)凈(jing)(jing)(jing)化(hua)(hua)(hua)(hua)(hua)(hua)百分(fen)(fen)(fen)率分(fen)(fen)(fen)別(bie)(bie)(bie)為(wei)18.52%和(he)(he)(he)(he)(he)(he)22.22%,其(qi)(qi)(qi)中(zhong)(zhong)菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)對(dui)(dui)(dui)(dui)(dui)總(zong)(zong)磷(lin)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)凈(jing)(jing)(jing)化(hua)(hua)(hua)(hua)(hua)(hua)作(zuo)(zuo)(zuo)(zuo)用(yong)(yong)(yong)分(fen)(fen)(fen)別(bie)(bie)(bie)占(zhan)10.83%和(he)(he)(he)(he)(he)(he)6.84%,因(yin)此,菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)系(xi)(xi)(xi)(xi)統(tong)對(dui)(dui)(dui)(dui)(dui)挾(xie)(xie)(xie)沙(sha)(sha)(sha)(sha)(sha)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)體(ti)(ti)(ti)(ti)中(zhong)(zhong)氮(dan)(dan)(dan)、磷(lin)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)凈(jing)(jing)(jing)化(hua)(hua)(hua)(hua)(hua)(hua)包括(kuo)自身營(ying)(ying)(ying)(ying)養(yang)(yang)(yang)(yang)(yang)(yang)需(xu)求(qiu)對(dui)(dui)(dui)(dui)(dui)氮(dan)(dan)(dan)、磷(lin)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)吸(xi)收(shou)利用(yong)(yong)(yong)和(he)(he)(he)(he)(he)(he)菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)促使泥(ni)(ni)沙(sha)(sha)(sha)(sha)(sha)沉(chen)(chen)(chen)(chen)積和(he)(he)(he)(he)(he)(he)吸(xi)附過(guo)程(cheng)(cheng)(cheng)中(zhong)(zhong)泥(ni)(ni)沙(sha)(sha)(sha)(sha)(sha)對(dui)(dui)(dui)(dui)(dui)氮(dan)(dan)(dan)、磷(lin)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)攜(xie)帶作(zuo)(zuo)(zuo)(zuo)用(yong)(yong)(yong)兩個(ge)方面。菹(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)(zu)草(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)(cao)系(xi)(xi)(xi)(xi)統(tong)對(dui)(dui)(dui)(dui)(dui)經過(guo)其(qi)(qi)(qi)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)挾(xie)(xie)(xie)沙(sha)(sha)(sha)(sha)(sha)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)體(ti)(ti)(ti)(ti)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)泥(ni)(ni)沙(sha)(sha)(sha)(sha)(sha)含(han)量(liang)(liang)具有(you)較好(hao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)效(xiao)果(guo)(guo)(guo),且對(dui)(dui)(dui)(dui)(dui)平(ping)均粒徑及(ji)10µm-25µm范(fan)圍泥(ni)(ni)沙(sha)(sha)(sha)(sha)(sha)顆粒效(xiao)果(guo)(guo)(guo)較明(ming)(ming)顯(xian)(xian)(xian)。出水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)口(kou)挾(xie)(xie)(xie)沙(sha)(sha)(sha)(sha)(sha)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)體(ti)(ti)(ti)(ti)總(zong)(zong)磷(lin)變化(hua)(hua)(hua)(hua)(hua)(hua)與(yu)懸(xuan)浮泥(ni)(ni)沙(sha)(sha)(sha)(sha)(sha)含(han)量(liang)(liang)具有(you)較強(qiang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)相(xiang)關(guan)性(xing)(xing)一(yi)致性(xing)(xing)(r=0.96),說明(ming)(ming)在(zai)挾(xie)(xie)(xie)沙(sha)(sha)(sha)(sha)(sha)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)體(ti)(ti)(ti)(ti)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)總(zong)(zong)磷(lin)凈(jing)(jing)(jing)化(hua)(hua)(hua)(hua)(hua)(hua)過(guo)程(cheng)(cheng)(cheng)中(zhong)(zhong),泥(ni)(ni)沙(sha)(sha)(sha)(sha)(sha)起到了(le)舉足輕重(zhong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)作(zuo)(zuo)(zuo)(zuo)用(yong)(yong)(yong)。

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