نتایج جستجو برای: in amrovan catchment

تعداد نتایج: 16977859  

Saeid Fealy Soleiman Rasouliazar

The purpose of this descriptive-correlation study was to investigate effective factors on rural people’s non-participation of Mahabad’s dam catchment in Watershed Management Projects. The research instrument was structural questionnaire with close-ended questions, which its validity confirmed by panel of academic staff and reliability of questionnaire was confirmed. The target population of thi...

Journal: :Entropy 2017
Masengo Ilunga

The importance of the mean annual runoff (MAR)-hydrological variable is paramount for catchment planning, development and management. MAR depicts the amount of uncertainty or chaos (implicitly information content) of the catchment. The uncertainty associated with MAR of quaternary catchments (QCs) in the Upper Vaal catchment of South Africa has been quantified through Shannon entropy. As a resu...

2011
Paul D. Brooks Peter A. Troch Matej Durcik Erika Gallo Melissa Schlegel

[1] Primary productivity and vegetation cover are strongly related to how precipitation is partitioned into surface discharge, storage, and evapotranspiration (ET). Thus, quantifying feedbacks between changes in precipitation and vegetation at regional scales is a critical step toward predicting both carbon balance and water resources as climate and land cover change. We used a catchment-based ...

ژورنال: آبخیزداری ایران 2019

Rainfall harvesting and storage in soil depth through micro catchment contribute to curtail water deficiency of plants. The objective of this research that was conducted in Kaboodeh-Olya village in Kermanshah province, Iran, was to compare the effects of three different micro catchment systems on soil moisture storage including flat, crescent and rhombus shaped. The experimental research was pe...

Extended abstract Koohbord dam watershed with a total area of 38.29 square kilometers in Kohgiluyeh and Boyerahmad province is one of the watersheds without sedimentation data, which requires the use of empirical models to estimate the sediment for estimating sediment, so the results obtained through data is the basis of the management plans of dam watershed. In this research, using base maps ...

Journal: :تحقیقات جغرافیایی 0
علیرضا حبیبی پژوهشکده آبخیزداری

soil erosion is a major problem for developing countries with arid and semi-arid climate. these of erosion is possible than two ways of water and wind. in this paper, with using of two methods irifer and hierarchical models, the rate and intensity of of soil erosion is estimated shadegan catchment. for this purpose, by using various maps alike dem, rainfall, land use index, ndvi, geology estima...

2005
K. Hickel

Partitioning of rainfall into evapotranspiration and runoff is controlled by climate and catchment characteristics. The degree of control exerted by these factors varies with the spatial and temporal scales of processes being modelled. Understanding individual hydrological processes and their relationships with climatic and catchment characteristics is an important step in predicting catchment ...

Journal: :international journal of agricultural management and development 2015
soleiman rasouliazar saeid fealy

the purpose of this descriptive-correlation study was to investigate effective factors on rural people’s non-participation of mahabad’s dam catchment in watershed management projects. the research instrument was structural questionnaire with close-ended questions, which its validity confirmed by panel of academic staff and reliability of questionnaire was confirmed. the target population of thi...

2005
Sheridan P Noske

A 13,451 ha forested catchment in SE Australia was instrumented for one year to quantify total instream exports of total suspended sediment (TSS) and total phosphorus (TP). 101 road-stream crossings were mapped and characterised in detail within the catchment to identify the properties of these road sections that connect directly to the stream network. Sediment and nutrient generation rates fro...

Journal: :EURASIP J. Adv. Sig. Proc. 2004
Francis K. H. Quek

The catchment feature model addresses two questions in the field of multimodal interaction: how we bridge video and audio processing with the realities of human multimodal communication, and how information from the different modes may be fused. We argue from a detailed literature review that gestural research has clustered around manipulative and semaphoric use of the hands, motivate the catch...

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