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PDA全自然域生物降解材料在海草种植应用
2025-12-06 05:17:45
PDA全自然域生物降解材料在海草种植应用
中科可蓝海洋降解塑料PDA和中国海洋大学一起种海草!
近日,中国海洋大学张沛东教授团队在环境管理类权威期刊Journal of Environmental Management 上发表最新研究成果。研究通过植株移植与种子播种相结合的方式,在山东半岛人工潟湖——逍遥湖中成功重建鳗草(Zostera marina)海草床,并进行了长达6年的持续监测。研究结果显示,海草床分布面积在2023年达到37,741 m2,较2018年扩大了7.8倍,证明了人工潟湖中开展海草床生态修复的可行性与显著成效。
海草床是重要的滨海生态系统,具有养护渔业资源、净化水质、固碳增汇等重要的生态系统服务价值。然而,受人类活动影响,全球已有超过29%的海草床退化或消失,这不仅造成渔业产量下降,还削弱了海洋的碳封存能力,引发一系列生态与社会经济问题。因此,遏制海草床退化、推动其恢复,成为缓解近岸海域生态压力、提升沿海生产力与居民福祉的关键举措。然而,当前的海草修复过程存在修复规模小、监测时间短等问题,难以全面评估生态系统的长期稳定性。同时,现有项目多聚焦于修复退化栖息地或历史分布区,在人工潟湖中建立新海草床的案例极少。本团队在山东威海逍遥湖,通过“植株移植 + 种子播种”的组合方法,成功恢复了鳗草草床,并进行了为期6年的持续监测,验证了这种方式在人工潟湖修复的可行性。
#全自然域可降解塑料
#生物可降解材料
#中国海洋大学
#张沛东
#海草床修复
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CONNECT:[ UseTime:0.000487s ] mysql:host=127.0.0.1;port=3306;dbname=h_mffb;charset=utf8mb4
SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000888s ]
SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.006785s ]
SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.001067s ]
SHOW FULL COLUMNS FROM `set` [ RunTime:0.000755s ]
SELECT * FROM `set` [ RunTime:0.001853s ]
SHOW FULL COLUMNS FROM `article` [ RunTime:0.000638s ]
SELECT * FROM `article` WHERE `id` = 456543 LIMIT 1 [ RunTime:0.002981s ]
UPDATE `article` SET `lasttime` = 1765600431 WHERE `id` = 456543 [ RunTime:0.001384s ]
SELECT * FROM `fenlei` WHERE `id` = 67 LIMIT 1 [ RunTime:0.000273s ]
SELECT * FROM `article` WHERE `id` < 456543 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000432s ]
SELECT * FROM `article` WHERE `id` > 456543 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.006555s ]
SELECT * FROM `article` WHERE `id` < 456543 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000691s ]
SELECT * FROM `article` WHERE `id` < 456543 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.003570s ]
SELECT * FROM `article` WHERE `id` < 456543 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.002730s ]
0.105169s