根际
微塑料
自行车
微生物种群生物学
环境科学
土壤生物学
透视图(图形)
土壤生态学
生态学
环境化学
农学
土壤科学
土壤有机质
土壤生物多样性
土壤水分
生物
化学
地理
细菌
林业
数学
遗传学
几何学
作者
Tianjiao Song,Jiaxi Liu,Siqi Han,Yan Li,Tengqi Xu,Jiao Xi,Lijun Hou,Yanbing Lin
标识
DOI:10.1016/j.envint.2024.108781
摘要
As an exogenous carbon input, microplastics (MPs), especially biodegradable MPs, may significantly disrupt soil microbial communities and soil element cycling (CNPS cycling), but few studies have focused on this. Here, we focused on assessing the effects of conventional low-density polyethylene (LDPE), biodegradable polybutylene adipate terephthalate (PBAT), and polylactic acid (PLA) MPs on rhizosphere microbial communities and CNPS cycling in a soil-soybean system. The results showed that PBAT-MPs and PLA-MPs were more detrimental to soybean growth than LDPE-MPs, resulting in a reduction in shoot nitrogen (14.05% and 11.84%) and shoot biomass (33.80% and 28.09%) at the podding stage. In addition, dissolved organic carbon (DOC) increased by 20.91% and 66.59%, while nitrate nitrogen (NO
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