Subcommittee D18.22 on Media for Plant Growth

    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

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    0 matching WITHDRAWN standards under the jurisdiction of D18.22     D18 Home