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 analysis for water management for agricultural purposes - Physical laboratory tests - Determination of grain size distribution by sieving— 2 стр.
Methods of soil analysis for water management for agricultural purposes - Physical laboratory tests - Determination of grain size distribution after pretreatment using sodium pyrophosphate— 3 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 investigations for agricultural water engineering - Physical laboratory tests - Part 13: Determination of soil density, total pore volume and porenumber of mineral soils— 3 стр.
Methods of soil investigations for agricultural water engineering - Physical laboratory tests - Part 14: Determination of volume of solids of bog soils— 3 стр.
Methods of soil investigations for agricultural water engineering - Physical laboratory tests - Part 19: Determination of the subsidence of peat land after drainage— 4 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.
Methods of soil investigations for agricultural engineering - Chemical laboratory tests - Part 10: Testing and evaluation of water for irrigation— 11 стр.
German standard methods for the examination of water, waste water and sludge - Bio-assays (group L) - Part 48: Toxicity test with Arthrobacter globiformis for contaminated solids (L 48)— 15 стр.
