نتایج جستجو برای: sub watersheds priority

تعداد نتایج: 263355  

Journal: :ISPRS international journal of geo-information 2022

Identifying suitable watersheds is a prerequisite to operationalizing planning interventions for agricultural development. With the help of geospatial tools, this paper identified across Nigeria using biophysical parameters aid planning. Our study included various critical thematic layers such as precipitation, temperature, slope, land-use/land-cover (LULC), soil texture, depth, and length grow...

Journal: :Hydrology 2022

Protected areas (PA) play an important role in minimizing the effects of soil erosion watersheds. This study evaluated performance machine learning models, specifically support vector with linear kernel (SVMLinear), polynomial (SVMPoly), and random forest (RF), on identifying indicators 761 sub-watersheds PA northern Portugal, by using water Europe, according to revised universal loss equation ...

The watershed (DAS) Deli is one of the priority watersheds in the Medium Term Development Plan in 2010-2014 according to the Ministry of Forestry decree (SK 328/Menhut-II/2009), Indonesia. DAS is a complex ecological system in which there is a dynamic equilibrium between the incoming material energy (input) and the material out (output). Naturally, the change in input and output balance is slow...

Journal: :Applied Water Science 2021

Abstract Morphologic parameters of a watershed could help in segregating critical sub-watersheds for taking up conservation practices and mitigation interventions. Determination watersheds or prioritization is inevitable efficient sustainable management programs allocation its natural resources. The traditional methods determination morphologic are time consuming, expensive requires huge labor....

Journal: :Land 2022

The 6.7 M ha Tongass National Forest in southeast Alaska, USA, supports a world-class salmon fishery, is one of the world’s most intact temperate rainforests, and recognized for exceptional levels carbon stored woody biomass. We quantified biomass soil organic (C) by land use designation, Inventoried Roadless Areas (IRAs), young productive old-growth forests (POGs), 77 priority watersheds. used...

2017
Guangyuan Kan Xiaoyan He Liuqian Ding Jiren Li Ke Liang Yang Hong

Flood simulation and forecasting in various types of watersheds is a hot issue in hydrology. Conceptual hydrological models have been widely applied to flood forecasting for decades. With the development of economy, modern China faces with severe flood disasters in all types of watersheds include humid, semi-humid semi-arid and arid watersheds. However, conceptual model-based flood forecasting ...

2006
K. D. Kroeger M. L. Cole I. Valiela

We analyzed groundwater-transported nitrogen (N) exports from 41 watershed segments that comprised 10 Cape Cod, Massachusetts watersheds to test the hypotheses that chemical form of N exports is related to land use and to length of flow paths through watersheds. In the absence of human habitation, these glacial outwash–plain watersheds exported largely dissolved organic N (DON) but at relativel...

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