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Position: Home > Articles > Research of Miscanthus Varieties in Saline-alkali Soil and Biogas Fermentation Production Modern Agricultural Science and Technology 2019 (6) 131-133

盐碱地芒荻品种筛选及产沼气发酵研究

作  者:
于萌萌;肖徐军;李凯;丁清华;杨强强;张元成
单  位:
东营长安农业科学技术研究院;山东宝力生物质能源股份有限公司
关键词:
盐碱地;芒荻种植;沼气发酵;品种筛选
摘  要:
芒荻作为能源作物的一种,因其适应性强备受关注。东营地处黄河入海口,土壤多为盐碱地和滩涂,种植经济作物效果较差。本试验结合芒荻的生长习性,对不同品种的芒荻进行种植,筛选出较适宜的品种进行产沼气发酵试验,研究其产气特性。结果表明,在7个芒荻品种中,S1、S2、A1 3个品种成活率较高、丛重较高,比较适宜当地种植。对其进行产气发酵试验发现,S1和A1品种单位TS产气量较高,均能达到380 mL/g,其中S1品种单位TS产气量最高,达到389 mL/g;S1和A1 2个芒荻品种甲烷含量基本在55%以上,较适宜产沼气发酵,其中A1品种的甲烷含量要略高于S1品种,并且A1品种在产气前期的产气速率也明显快于S1品种。
译  名:
Research of Miscanthus Varieties in Saline-alkali Soil and Biogas Fermentation Production
作  者:
YU Meng-meng;XIAO Xu-jun;LI Kai;DING Qing-hua;YANG Qiang-qiang;ZHANG Yuan-cheng;Shandong Bori Bioenergy Co.,Ltd.;Dongying Chang′an Institute of Agricultural Science and Technology;
关键词:
saline-alkali land;;Miscanthus planting;;biogas fermentation;;variety screening
摘  要:
As a kind of energy crop,Miscanthus has attracted much attention due to its strong adaptability.Dongying is located at Yellow River estuary,and the soil is mostly saline-alkali land and tidal flat.The effect of planting economic crops is poor.Therefore,this experiment combined the growth habits of Miscanthus,and carried out planting tests on different varieties of Miscanthus to screen out suitable varieties for production.Biogas fermentation test was carried out to study its gas-producing characteristics.The results showed that among the seven cultivars,S1,S2 and A1 had higher survival rate and higher plexus weight,which was more suitable for local planting.The gas-producing fermentation test showed that the gas yields of S1 and A1 cultivars were up to 380 mL/g,and the highest gas production of S1 cultivars was 389 mL/g.The methane content of S1 and A1 cultivars was more than 55%,which was more suitable for biogas fermentation.The methane content of A1 was slightly higher than that of S1,and the gas production rate of A1 was also faster than that of S1.

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