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LY/T 2250-2014 Technical regulations for forest soil survey 375.0 via email in 1~5 business day valid
NY/T 1121.15-2006 Soil Testing - Part 15: Method for Determination of Soil Available Silicon 75.0 via email in 1~3 business day valid
NY/T 1259-2007 Technical Regulation of Environmental Protection of Basic Agro-area 135.0 via email in 1~3 business day valid
GB/T 15774-2008 Comprehensive control of soil and water conservation—Method of benefit calculation 450.0 via email in 1~3 business day valid
DB31/T 769-2013 Gode for quality acceptance of planting soil in landscape engineering via email in business day valid
NY/T 1121.16-2006 Soil Testing - Part 16: Method for Determination of Total Water-soluble Salt 75.0 via email in 1~3 business day valid
NY/T 1615-2008 Determination of exchnageable bases and total exchangeable bases in calcareous soil 90.0 via email in 1~3 business day valid
SL 342-2006 General technical specifications for facilities on water and soil conservation monitoring 420.0 via email in 1~5 business day valid
NY/T 1121.19-2008 Soil testing—Part 19:Method for determination of soil water stable macro0aggregates distribution 90.0 via email in 1~3 business day valid
GB/T 16453.4-2008 Technical specification for comprehensive control of soil and water conservation - Small engineering of store drainage and draw water 240.0 via email in 1~3 business day valid
GB/T 15774-1995 Method of benefit calculation for comprehensive control of soil erosion 375.0 via email in 1~5 business day abolished
NY/T 1616-2008 Determination of 9 sulfonylurea herbicides residues in soils by LC-MS 120.0 via email in 1~3 business day valid
GB/T 16453.4-1996 Regulation of techniques for comprehensive control of soil erosion-Small engineering of store,drainage and draw water 225.0 via email in 1~3 business day abolished
GB/T 16453.2-1996 Regulation of techniques for comprehensive control of soil erosion-Technique for erosion control of waste land 255.0 via email in 1~3 business day abolished
NY/T 1121.5-2006 Soil Testing - Part 5: Method for Determination of Soil Cation Exchange Capacity in Calcareous Soil 90.0 via email in 1~3 business day valid
LY/T 2357-2014 Criterion of disposition of tree,shrub and herb plants in hilly-gully regions on the Loess Plateau in semi-arid areas 225.0 via email in 1~3 business day valid
GB/T 15773-2008 Comprehensive control of soil and water conservation―Regulation of acceptance 405.0 via email in 1~5 business day valid
NY/T 1121.17-2006 Soil Testing - Part 17: Method for Determination of Soil Chloride Ion Content 75.0 via email in 1~3 business day valid
NY/T 1121.3-2006 Soil Testing - Part 3: Method for Determination of Soil Mechanical Composition 180.0 via email in 1~3 business day valid
SL 628-2013 990.0 via email in 1~10 business day valid
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