Soil quality - Sampling - Part 4: Guidance on the procedure for investigation of natural, near-natural and cultivated sites (ISO 10381-4:2003)— 20 стр.
Drainage; Control of Sub-surface Water Management by Draining with Pipes, Open-ditch Drainage and Amelioration of the Subsoil; General Instructions and Special Cases— 17 стр.
Drainage; Control of Sub-Surface Water Management by Drainage with Pipes, Open-Ditch Drainage and Amelioration of the Subsoil; Design and "As Completed" Drawings— 2 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 13: Determination of soil density, total pore volume and porenumber of mineral soils— 3 стр.
Methods of soil investigations for agricultural water engineering - Field tests - Part 7: Determination of infiltration rate by double ring infiltrometer— 3 стр.
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 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.
