ASTM D2977-1971(1998) 标准详情
- 标准号:ASTM D2977-1971(1998)
- 中文标题:园艺用泥炭物的粒径范围的测试方法
- 英文标题:standard test method for particle size range of peat materials for horticultural purposes
- 标准类别:美国材料与试验协会ASTM
- 发布日期:1971
1.1 This test method covers measurement of the weight percentage of fractions of a peat material defined in terms of selected ranges of screen sizes. 1.2 This standard does not purport to address the safety problems associated with its use. It is
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