نتایج جستجو برای: infiltrometer
تعداد نتایج: 142 فیلتر نتایج به سال:
Abstract. Frozen soil infiltration widely occurs in hydrological processes such as seasonal freezing and thawing, snowmelt infiltration, runoff. Accurate measurement simulation of parameters related to frozen are highly important for agricultural water management, environmental issues, engineering problems cold regions. Temperature changes cause pore size distribution variations consequently dy...
Soil conventional tillage has been associated with deterioration of its characteristics, while organic farming promoted as an approach to conserve a favorable soil environment. With the interest in nominating strategies without ploughing for maintaining long-term quality and subsequently increasing yields, this study set identify if how conservation practices management (OM) do improve physical...
Stormwater runoff is an issue that increasingly affecting urban areas because previously were permeable have been developed, and are now impermeable, comprising hard surface areas, whether concrete floors, roads, or buildings. As the size of problem area increases, amount stormwater needs to be cleared from it takes longer for cleared. The existing basic public drainage systems can no sufficien...
use of the double ring infiltrometer to measure soil water infiltration in center pivot irrigation systems isn’t an accurate approach because the real conditions of infiltration under center pivot sprinklers is different from what happens in the double ring. in this study the infiltration parameters were evaluated in real conditions of a center pivot system. for this purpose a single ring with ...
seepage analysis through earth dams is employed to determine the water loss. moreover, as the magnitude of pore pressure in dam body is calculated using seepage analysis, this analysis plays an important role on the stability analysis in these types of structures. as the hydraulic conductivity of the earth dam materials, is considered as one of the effective parameters on the magnitude of seepa...
Abstrak . Laju infiltrasi adalah kecepatan masuknya air ke dalam tanah dan tergantung pada kondisi tanah. Perkebunan kopi robusta tentunya memiliki beberapa tingkatan umur tanaman yaitu dari muda sampai dewasa. Akar yang matang mempengaruhi pori-pori di Keberadaan akar tidak hanya meningkatkan aktivitas mikroorganisme, tetapi juga semakin besar sehingga peluang besar. Penelitian ini mengkaji la...
Hydrological monitoring is crucial to designing agricultural water management (AWM) interventions. This study characterizes the soil hydraulic properties of Alfisols and Vertisols develops rainfall-runoff-soil loss relationships through long-term hydrological monitoring. Two types landform techniques, i.e., raised bed flat bed, were followed in three paired watersheds 2–5 ha, characterized by d...
In agriculture, cow manures are used to enhance soil fertility and productivity. Escherichia coli is the most common fecal coliform in cow manure and considered as an index for microbial contamination of groundwater resources. The objective of this study was to investigate the transport of Escherichia coli (released from cow manure) through the field soil. Lysimeters (with internal diameter of ...
The soil structure near the surface of agricultural soils changes with season mainly by land management together climatic and biological factors. Quantitative analysis post-tillage in related hydraulic properties are necessary for evaluating improving models hydrological transport processes. objectives this study were to quantify seedbed induced rainfall drainage estimate eff ;ects texture SOC o...
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