자료유형  

 학위논문

Control Number  

0015493499

International Standard Book Number  

9781088389010

Dewey Decimal Classification Number  

628

Main Entry-Personal Name  

Qiu, Han.

Publication, Distribution, etc. (Imprint  

[Sl] : Michigan State University, 2019

Publication, Distribution, etc. (Imprint  

Ann Arbor : ProQuest Dissertations & Theses, 2019

Physical Description  

197 p

General Note  

Source: Dissertations Abstracts International, Volume: 81-05, Section: B.

General Note  

Advisor: Mantha, Phanikumar S.

Dissertation Note  

Thesis (Ph.D.)--Michigan State University, 2019.

Restrictions on Access Note  

This item must not be sold to any third party vendors.

Summary, Etc.  

요약Hypoxia and eutrophication resulting from excessive nutrient loading are one of the most significant environmental issues around the world. Although the 1972 Clean Water Act has effectively reduced point source loadings of nutrients to surface waters, controlling diffuse, nonpoint source pollution continues to be a challenge. Anthropogenic activities, including land use change, are considered some of the main reasons for the excessive riverine nitrogen (N) loading. Temperature, stream discharge, the structure of the drainage network as well as soil moisture are among the important factors influencing nitrogen transport and transformation in watersheds. Of particular interest is temperature, which was found to be a key factor, influencing nitrogen transformation processes

Subject Added Entry-Topical Term  

Civil engineering

Subject Added Entry-Topical Term  

Water resources management

Subject Added Entry-Topical Term  

Environmental engineering

Added Entry-Corporate Name  

Michigan State University Civil Engineering - Doctor of Philosophy

Host Item Entry  

Dissertations Abstracts International. 81-05B.

Host Item Entry  

Dissertation Abstract International

Electronic Location and Access  

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Control Number  

joongbu:569255