LY/T 1231-1999: Determination of ammonium nitrogen in forest soil

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Scope

This standard specifies the method for the determination of ammonium nitrogen
in forest soil by the magnesium oxide extraction - diffusion method.
This standard is applicable to the determination of ammonium nitrogen in forest
soil.

Basic Data

Standard ID	LY/T 1231-1999 (LY/T1231-1999)
Description (Translated English)	Determination of ammonium nitrogen in forest soil
Sector / Industry	Forestry Industry Standard (Recommended)
Classification of Chinese Standard	B10
Word Count Estimation	3,350
Date of Issue	7/15/1999
Date of Implementation	11/1/1999
Older Standard (superseded by this standard)	GB 7851-1987
Quoted Standard	LY/T 1229-1999
Regulation (derived from)	Industry Standard Record Announcement No. 12 (No. 192)
Summary	This standard specifies the use of magnesium oxide extraction - diffusion assay method forest soil ammonium. This standard applies to the determination of ammonium nitrogen in forest soils.