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; Important Data for Planning and Dimensioning— 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 analysis for water management for agricultural purposes; physical laboratory tests; determination of height of closed capillary fringe— 2 стр.
Soil quality - Physical laboratory tests - Part 13: Determination of soil volume percentage, total pore volume and pore number of mineral soils— 5 стр.
Methods of soil analysis for water management for agricultural purposes; physical laboratory tests; determination of the microstructure of a soil on thin sections— 2 стр.
Methods of soil investigations for agricultural water engineering; physical laboratory tests, determination of the stability of the soilaggregates using artificial raindrops— 3 стр.
Methods of soil investigations for agricultural water engineering; physical laboratory tests, determination of potential soil structure after cracking-picture— 2 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.
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 analysis for water management for agricultural purposes - Physical laboratory tests - Determination of grain size distribution after treatment using water— 2 стр.
Methods of soil analysis for water management for agricultural purposes; Physical laboratory tests; Determination of the soil moisture suction pressure— 2 стр.
Methods of soil analysis for water management for agricultural purposes; Physical laboratory tests; Determination of shrinkage of mineral soils— 2 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 engineering; chemical laboratory tests, determination of electrical conductivity of water and of soil saturation extracts— 3 стр.
Methods of soil analysis for water management for agricultural purposes; Chemical laboratory tests; Determination of the humus content of the soil— 2 стр.
Methods of soil investigations for agricultural water engineering - Chemical laboratory tests - Part 3: Determination of the loss on ignition and the residue of soil after ignition— 4 стр.
Methods of soil analysis for water management for agricultural purposes; Chemical laboratory tests; Determination of the total nitrogen content of the soil— 2 стр.
Methods of soil investigations for agricultural engineering - Chemical laboratory tests - Part 6: Determination of iron soluble in oxalate solution— 3 стр.
Methods of soil analysis for water management for agricultural purposes; chemical laboratory tests; determination of exchange capacity of a soil and of the amount of exchangeable cations— 2 стр.
Methods of soil investigations for agricultural engineering; chemical laboratory tests, determination of the plant detrimental sulphides and poly sulphides in the soil— 2 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 engineering - Chemical laboratory tests - Part 7: Determination of readily soluble bivalent iron— 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 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.
Tendering and performance stipulations in contracts for construction works (VOB); part C: general technical specifications in contracts for construction works (ATV); land drainage— 6 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, determination of the subsidence of peat soils after drainage— 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.
Methods of soil investigations for agricultural water engineering; physical laboratory tests, determination of the stability of the soilaggregates using artificial raindrops— 3 стр.
Methods of soil investigations for agricultural engineering - Chemical laboratory tests - Part 6: Determination of iron soluble in oxalate solution— 3 стр.
