Methods of soil investigations for agricultural water engineering - Field tests - Part 13: Determination of carbonate, sulfide, ph-value and iron(II)-ions— 4 стр.
Methods of soil investigations for agricultural engineering - Physical laboratory tests - Part 9: Determination of the saturated hydraulic water conductivity in the cylindrical core-cutter— 7 стр.
Soil quality - Physical laboratory tests - Part 13: Determination of soil volume percentage, total pore volume and pore number of mineral soils— 5 стр.
Soil quality - Sampling - Part 4: Guidance on the procedure for investigation of natural, near-natural and cultivated sites (ISO 10381-4:2003)— 20 стр.
Soil quality - Determination of effective cation exchange capacity and base saturation level using barium chloride solution (ISO 11260:1994 und ISO 11260 Technical Corrigendum 1:1996)— 8 стр.
Soil quality - Determination of particle size distribution in mineral soil material - Method by sieving and sedimentation (ISO 11277:1998 + ISO 11277:1998 Corrigendum 1:2002)— 38 стр.
Soil quality - Determination of thepotential cation exchange capacity and exchangeable cations using barium chloride solution buffered at pH = 8,1 (ISO 13536:1995)— 5 стр.
Drainage; Control of Sub-surface Water Management by Drainage with Pipes, Open-ditch Drainage and Amelioration of the Subsoil; Important Data for Planning and Dimensioning— 17 стр.
Drainage - Control of sub-surface water management by draining with pipes and amelioration of the subsoil - Part 3: Construction and documentation— 12 стр.
Methods of soil investigations for agricultural engineering - Physical laboratory tests - Part 9: Determination of the saturated hydraulic water conductivity in the cylindrical core-cutter— 7 стр.
Methods of soil analysis for water management for agricultural purposes; Chemical laboratory tests; Determination of the pH value of the soil and the lime requirement— 2 стр.
