Data · dataset · 2018
2014 Dataset of Nitrogen and Phosphorus Pollution in Natural Ditches in the Central Sichuan Hilly Area
Listed in ScienceDB
Natural ditches connecting to rivers and lakes usually serve as important channels for flood control and agricultural production and also as wetlands for processing agricultural and rural wastewaters.
Description
This dataset was generated in wet (June) and dry (November) seasons of 2014 via surveying 72 various Natural ditches in the Central Sichuan Hilly Area, including Yanting, Xichong, Nanchong, Quxian, Shehong, Fengxi, Suining, Zhongjiang, and Santai counties.
Samplings and analytical determination of surface water and sediment followed “Approaches for Water and Wastewater Monitoring and Analysis (4th Edition)” and “CERN’s Standard Approaches for Monitoring and Analysis: Indicators for Water Body”. The dataset includes surface water indicators of total nitrogen (TN), total phosphorus (TP), ammonium, nitrate, total dissolved nitrogen (TDN), total dissolved phosphorus (TDP), and particulate nitrogen and phosphorus, and surface sediment indicators of total carbon, TN, TP, ammonium, nitrate, and C/N ratio.
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This dataset of nitrogen and phosphorus loads in surface water and sediment would provide a critical reference to ecological restoration of degraded natural ditches.
Links
Where it is published
- DOI doi.org/10.11922/sciencedb.619 ↗
DOI / persistent id · from scidb cn
Catalogue records · 1
- OAI-PMH record scidb.cn/oai?verb=GetRecord&metadataPrefix=oai_dc&identifier=10.11922%2… ↗
metadata API · from scidb cn
Topics
- From keywords
- Earth & Environmental Science · Engineering · Humanities · Life Sciences · Social Science
- Inferred from text
- Crop and pasture production 70%
Provenance · 1 source records, 11 field assertions
| Source | Key | Last seen | Raw |
|---|---|---|---|
| ScienceDB | 10.11922/sciencedb.619 | 12 d ago | JSON v1 |
| Field | Assertion | Extractor | Evidence |
|---|---|---|---|
| access_level | source · scidb cn | connector:scidb_cn@1.0.0 | |
| concepts[field].anzsrc:group:3004 | enrichment · scidb cn | taxonomy-embedding@1.0.0 | title+keywords+description (70%) |
| concepts[field].local:field:earth-environmental | mapping · scidb cn | connector:scidb_cn@1.0.0 | |
| concepts[field].local:field:engineering | mapping · scidb cn | connector:scidb_cn@1.0.0 | |
| concepts[field].local:field:humanities | mapping · scidb cn | connector:scidb_cn@1.0.0 | |
| concepts[field].local:field:life-sciences | mapping · scidb cn | connector:scidb_cn@1.0.0 | |
| concepts[field].local:field:social-science | mapping · scidb cn | connector:scidb_cn@1.0.0 | |
| description | source · scidb cn | connector:scidb_cn@1.0.0 | /metadata/dc/description |
| license | source · scidb cn | connector:scidb_cn@1.0.0 | /metadata/dc/rights |
| publication_date | source · scidb cn | connector:scidb_cn@1.0.0 | |
| title | source · scidb cn | connector:scidb_cn@1.0.0 | /metadata/dc/title |