LY/T 1229-1999
Determination of hydrolyzable nitrogen in forest soil (English Version)

Standard No.

LY/T 1229-1999

Language

Chinese, Available in English version

Release Date

1999

Published By

Professional Standard - Forestry

Status

Be replaced 2016-01

Replace By

LY/T 1228-2015

Latest

LY/T 1228-2015

Scope

This standard specifies a method for determining hydrolyzable nitrogen on forest soil slopes using the alkaline hydrolysis-diffusion method. This standard is applicable to the determination of hydrolyzable nitrogen in forest soil.

LY/T 1229-1999 history

• 2016 LY/T 1228-2015 Determination of forest soil nitrogen
• 1999 LY/T 1229-1999 Determination of hydrolyzable nitrogen in forest soil

LY/T 1229-1999 Determination of hydrolyzable nitrogen in forest soil was changed to LY/T 1228-2015 Determination of forest soil nitrogen.