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使用历史的异地图来开发一个河口营养基线

Lena K Champlin1, Andrea Woolfolk2, Autumn J Oczkowski3

  • 1Department of Biodiversity, Earth & Environmental Sciences and the Academy of Natural Sciences of Drexel University, Philadelphia, PA, United States.

Frontiers in Marine Science
|October 12, 2023
PubMed
概括

沿海缩威胁着生态系统. 埃尔克霍恩沼泽的历史沉积物分析显示,300年来营养物质的增加显著,主要是由于肥料的使用,有助于污染管理.

关键词:
基线是指一个基线.肥胖症是什么 肥胖症是什么 肥胖症是什么冰岛风景 (isoscapes) 是一种景观.这就是的酸.沉积物的核心是沉积物.稳定的同位素是稳定的.

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When the quality of water for concrete preparation is uncertain, its impact on the setting time of cement and compressive strength of mortar is assessed by comparison with de-ionized or distilled water benchmarks. American Society for Testing and Materials (ASTM) C1602 requires the setting times to be within 90 minutes of the control, British Standard (BS) 3146:1980 allows a 30-minute variance in the initial setting, while British Standards European Norm (BS EN) 1008 specifies initial setting...
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