Collection of ecological data for tasks in the field of landscape culture
实施日期:2013-04-01
Soil quality - Classification of the nutrient supply conditions of soil
适用范围:This standard specifies a method for the classification of soils according to nutrient supply needs.
Soil quality - Determination of soil water content as a volume fraction using coring sleeves - Gravimetric method
适用范围:The document describes a procedure for determination of soil water content in the laboratory to be used as basis for investigations on the water regime of soils, and is suitable as method for calibrati...
Hydraulic structures - Part 1: Crossing works, culvert works and drain works
适用范围:The document describes the hydraulic structures, specifications the crossing works.#,,#
实施日期:2009-06-01
Plant of ecological data for tasks in the field of landscape culture
适用范围:This standard describes a method of investigation the vegetation of agricultural sites. This kind of investigation gives information on the water management in the soil and serves to verify possible ch...
Bewaesserungsverfahren. Ortsfest installerte Beregnungssysteme. Auswahl,Auslegung,Planung und Installation Irrigation techniques Solid set sprinkler systems Part 1:Selection,design,planning and install...
适用范围:This document provides guidelines to choose material, to design, to prepare plans, and to install a solid set irrigation system to apply water to the irrigated area with the greatest possible efficienc...
实施日期:2004-11-19
Standard Test Method for (Analytical Procedure) for Determining Transmissivity of Confined Nonleaky Aquifers by Underdamped Well Response to Instantaneous Change in Head (Slug Test)
适用范围:<p id="s00051">The assumptions of the physical system are given as follows:</p> <p id="s00052">6.1.1 The aquifer is of uniform thickness and confined by impermeable beds above and below.</p> <p id="s00...
实施日期:1995-09-10
Use of building products in construction works - Part 102: Aggregates according to DIN EN 13383-1:2002- 08
适用范围:This standard covers the use of aggregates in accordance with DIN EN 13383-1:2002-08 for armourstone.
Dam plants - Part 11: dams
适用范围:This standard is applicable together with DIN 19700-10 Planning, construction, operation and maintenance for new and existing dams. Further regulations of DIN 19700-12 have to be observed in case of st...
实施日期:1995-01-01
Wasserbausteine. Pruefverfahren Armourstone-Part 2:Test Methods Enrochements. Methodes d'essai
适用范围:This European Standard specifies test methods for natural, artificial and recycled aggregates for use as armourstone.
实施日期:2002-05-10
Geotextiles. Test method for the determination of the filtration behaviour of geotextiles under turbulent water flow conditions
发布日期:2013-01-31 实施日期:2013-01-31
实施日期:2006-03-31
Irrigation techniques - Solid set sprinkler systems - Part 1: Selection, design, planning and installation
适用范围:This European Standard provides guidelines to choose material, to design, to prepare plans, and to install a solid set irrigation system to apply water to the irrigated area with the greatest possible ...
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