Subcommittee D18.22 on Media for Plant Growth

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Showing results 1-16 of 16 matching ACTIVE standards under the jurisdiction of D18.22     D18 Home

D1997-13 Standard Test Method for Laboratory Determination of the Fiber Content of Peat Samples by Dry Mass

D2944-14 Standard Practice of Sampling Processed Peat Materials

D2973-16 Standard Test Method for Total Nitrogen in Peat Materials

D2974-14 Standard Test Methods for Moisture, Ash, and Organic Matter of Peat and Other Organic Soils

D2976-15 Standard Test Method for pH of Peat Materials

    See also WK38449 proposed withdrawal

D2977-14 Standard Practice for Particle Size Range of Peat Materials for Horticultural Purposes

D2978-15 Standard Test Methods for Volume of Processed Peat Materials

    See also WK50169 proposed revision

D2980-17 Standard Test Method for Saturated Density, Moisture-Holding Capacity, and Porosity of Saturated Peat Materials

    See also WK50170 proposed revision

D4531-15 Standard Test Methods for Bulk and Dry Density of Peat and Peat Products

D4544-12 Standard Practice for Estimating Peat Deposit Thickness

    See also WK59130 proposed revision

D4972-13 Standard Test Method for pH of Soils

    See also WK57089 proposed revision

D5268-13 Standard Specification for Topsoil Used for Landscaping Purposes

D5435-13 Standard Test Method for Diagnostic Soil Test for Plant Growth and Food Chain Protection

D5539-14 Standard Specification for Seed Starter Mix

D5715-14 Standard Practice for Estimating the Degree of Humification of Peat and Other Organic Soils (Visual/Manual Method)

D5883-12 Standard Guide for Use of Rotary Kiln Produced Expanded Shale, Clay or Slate (ESCS) as a Mineral Amendment in Topsoil Used for Landscaping and Related Purposes

    See also WK55355 proposed revision

Showing results 1-2 of 2 matching Proposed New Standards under the jurisdiction of D18.22     D18 Home

WK49346 New Specification for Turf Grass Seed

WK58950 Definitions

0 matching WITHDRAWN standards under the jurisdiction of D18.22     D18 Home