摘要：利用(yong)裂(lie)褶菌(Schizophyllum commune)GGHN08-116菌株(zhu)(zhu),以棉籽殼、玉米秸等為固(gu)體(ti)發酵(jiao)底物(wu)修(xiu)復(fu)受(shou)汞(gong)、鉛、鉻(ge)污(wu)(wu)(wu)染(ran)(ran)的(de)(de)土(tu)(tu)壤(rang)(rang)(rang)(rang)(rang)。通(tong)(tong)過(guo)菌絲穿透(tou)重(zhong)度(du)重(zhong)金屬(shu)土(tu)(tu)壤(rang)(rang)(rang)(rang)(rang)實(shi)驗(yan),研(yan)究(jiu)了(le)菌絲在(zai)穿透(tou)土(tu)(tu)壤(rang)(rang)(rang)(rang)(rang)過(guo)程對(dui)交(jiao)換(huan)態重(zhong)金屬(shu)的(de)(de)影響以及(ji)(ji)(ji)該菌株(zhu)(zhu)子實(shi)體(ti)對(dui)重(zhong)金屬(shu)離子的(de)(de)富集能力,同時,通(tong)(tong)過(guo)盆(pen)栽實(shi)驗(yan)研(yan)究(jiu)了(le)在(zai)重(zhong)度(du)重(zhong)金屬(shu)污(wu)(wu)(wu)染(ran)(ran)土(tu)(tu)壤(rang)(rang)(rang)(rang)(rang)上(shang),施用(yong)不同比例(li)的(de)(de)固(gu)體(ti)發酵(jiao)料(liao)對(dui)污(wu)(wu)(wu)染(ran)(ran)土(tu)(tu)壤(rang)(rang)(rang)(rang)(rang)中汞(gong)、鉛、鉻(ge)及(ji)(ji)(ji)其(qi)胡蘿(luo)卜根莖質量(liang)(liang)(liang)、產量(liang)(liang)(liang)的(de)(de)影響,研(yan)究(jiu)結果(guo)表(biao)明,該菌株(zhu)(zhu)能穿透(tou)厚(hou)度(du)為5 cm的(de)(de)土(tu)(tu)壤(rang)(rang)(rang)(rang)(rang),并有(you)(you)子實(shi)體(ti)生(sheng)成,土(tu)(tu)壤(rang)(rang)(rang)(rang)(rang)pH值略有(you)(you)下(xia)降,與對(dui)照差(cha)異(yi)不顯(xian)著(zhu)(zhu);與對(dui)照相比,土(tu)(tu)壤(rang)(rang)(rang)(rang)(rang)中交(jiao)換(huan)態汞(gong)、鉻(ge)含(han)量(liang)(liang)(liang)均顯(xian)著(zhu)(zhu)下(xia)降,而交(jiao)換(huan)態鉛差(cha)異(yi)不顯(xian)著(zhu)(zhu),子實(shi)體(ti)中除汞(gong)含(han)量(liang)(liang)(liang)符合(he)標(biao)準(zhun)(zhun)外,鉛、鉻(ge)均超出了(le)GB 7096-2003,GB 2762-2005規定(ding)標(biao)準(zhun)(zhun)。在(zai)固(gu)體(ti)發酵(jiao)料(liao)處理下(xia)土(tu)(tu)壤(rang)(rang)(rang)(rang)(rang)中交(jiao)換(huan)態汞(gong)、鉛、鉻(ge)含(han)量(liang)(liang)(liang)均顯(xian)著(zhu)(zhu)下(xia)降,胡蘿(luo)卜根莖中均未檢測到汞(gong)、鉛含(han)量(liang)(liang)(liang),鉻(ge)含(han)量(liang)(liang)(liang)也符合(he)GB 2762-2005規定(ding)標(biao)準(zhun)(zhun)。GGHN08-116菌株(zhu)(zhu)及(ji)(ji)(ji)其(qi)固(gu)體(ti)發酵(jiao)產物(wu)具(ju)有(you)(you)修(xiu)復(fu)受(shou)重(zhong)金屬(shu)污(wu)(wu)(wu)染(ran)(ran)土(tu)(tu)壤(rang)(rang)(rang)(rang)(rang)的(de)(de)能力。

詳情請(qing)點(dian)擊下(xia)載附件(jian)：汞、鉛、鉻(ge)污(wu)染土壤微生(sheng)物修復

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