_造纸废水对湿地芦苇纤维素含量的影响
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2020-04-23 20:49:17
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1640-16478/2016草业科学PRATACULTURALSCIENCE第33卷第8期Vol.33,No.8http:??cykx.lzu.edu.cmDOI:10.11829/j.issn.1001-0629.2016-0111侯萌萌,苏芳莉,何雨泽,路天慧.造纸废水对湿地芦苇纤维素含量的影响.草业科学,2016,33(8):1640-1647.HouMM,SuFL,HeYZ,LuTH.Influenceofpapermakingwastewateronthecellulosecontentofreed.PrataculturalScience,2016,33(8):櫧櫧櫧櫧櫧櫧櫧櫧櫧櫧櫧櫧毥毥毥毥1640-1647.后生物生产层造纸废水对湿地芦苇纤维素含量的影响侯萌萌,苏芳莉,何雨泽,路天慧(沈阳农业大学水利学院,辽宁沈阳110866)摘要:芦苇(Phragmitesaustralis)是较好的造纸材料,其纤维素含量高低直接影响造纸的价值,纤维素越高,制浆、漂白工艺越简单,成纸紧度、透明度越高。为研究造纸废水灌溉对芦苇纤维素含量的作用效果,以灌溉造纸废水的芦苇茎和叶为试验对象,测定不同灌溉期和不同浓度废水下芦苇茎和叶的纤维素含量。结果表明,1)灌溉300mg·L-1浓度废水对芦苇纤维素含量影响最大,出苗期芦苇茎纤维素含量表现为:300mg·L-1(36.39%)>175mg·L-1(35.39%)>50mg·L-1(34.73%)>0(33.45%);2)在快速生长期灌溉废水最利于芦苇纤维素的积累,如浓度为300mg·L-1时芦苇茎纤维素含量变化量表现为快速生长期(11.75%)>抽穗期(9.64%)>成熟期(9.6%)>展叶期(7.68%)>出苗期(3.64%);3)芦苇纤维素含量总体表现为茎>叶,如在出苗期灌溉浓度为300mg·L-1的废水,芦苇纤维素含量表现为茎(33.45%)>叶(22.11%);4)废水浓度(X)对芦苇纤维素含量(Y)有显著影响(P<0.05),二者的回归方程分别为Y茎=0.012X+0.3798,Y叶=0.008X+0.2492。关键词:芦苇;纤维素;造纸废水;生长时期中图分类号:S564+.2;X171文献标志码:A文章编号:1001-0629(2016)8-1640-08*InfluenceofpapermakingwastewateronthecellulosecontentofreedHouMeng-meng,SuFang-li,HeYu-ze,LuTian-hui(CollegeofWaterConservancy,ShenyangAgriculturalUniversity,Shenyang110866,China)Abstract:Reedisakindofbettermaterialforpapermaking,inwhichthecellulosecontentdirectlyaffectsthevalueofpapermaking,andthehighercellulosecontentisbeneficialtothepulping,bleaching,andmakingthetightnessandthetransparencypaper.Aexperimentwasconductedtotesttheeffectofdifferentirrigationtimeandwastewaterconcentration(mg·L-1)ofpapermakingwastewateronthecellulosecontentinreedThere-sultsshowedthecellulosecontentinreedstemsandleaveswasthehighestwhentheconcentrationofwastewaterirrigationwas300mg·L-1,indicatingthatthecellulosecontentinreedstemsofthegerminationperiodwas36.39%(300mg·L-1)>35.39%(175mg·L-1)>34.73%(50mg·L-1)>33.45%(CK).Their-rigationwastewaterwasthemostbeneficialtocelluloseaccumulationofreedwhenreedwasduringthefastgrowingperiod,forexample,andthechangequantityofthecellulosecontentinreedstemswas11.75%(rapidgrowthperiod)>9.64%(heading)>9.6
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