Standards

LY/T 2835-2017 Abolished

LY/T 2835-2017 Technical regulations on cultivation of oxytenanthera abyssinica

This standard specifies the suitability zone conditions, site conditions, seedling production, afforestation, young forest nurturing, mature forest cultivation, and inspection and acceptance, as well as the technical requirements for archiving of Oxytenanthera abyssinica (A.Rich.) Munro. This standard is applicable to the seedling production and cultivation of Oxytenanthera abyssinica.

Publish Date: 2017-06-05

LY/T 2861-2017 Abolished

LY/T 2861-2017 Analytical method of rosin acid by capillary gas chromatography

This standard specifies the capillary gas chromatography analysis method for rosin resin acids. These resin acids include: piceic acid, sandaracic acid, wetland pine acid, isopiceic acid, longleaf pine acid, dehydroabietic acid, abietic acid, neoabietic acid, and southern pine acid, etc. This standard is applicable to the analysis of resin acids in various commercial rosin products, and is also suitable for the identification and analysis of rosin from different pine species.

Publish Date: 2017-06-05

LY/T 2864-2017 Abolished

LY/T 2864-2017 Granular activated carbon for fuel evaporation control carbon canister

This standard specifies the classification, technical requirements, test methods, inspection rules, marking, packaging, transportation, and storage of granular activated carbon used in fuel evaporation emission control tanks. This standard applies to granular activated carbon used in fuel evaporation emission control tanks prepared from wood raw materials through activation, including spherical, columnar, or amorphous granules.

Publish Date: 2017-06-05

LY/T 2777-2016 Abolished

LY/T 2777-2016 Comprehensive energy consumption of tannic acid production

This standard provides the terms and definitions of the comprehensive energy consumption in tannic acid production, and stipulates the grading indicators of comprehensive energy consumption per unit of output for tannic acid production enterprises, as well as the calculation and measurement of energy consumption. This standard is applicable to the assessment and calculation of comprehensive energy consumption indicators in tannic acid production enterprises.

Publish Date: 2016-12-21

LY/T 2750-2016 Abolished

LY/T 2750-2016 Technical regulations of fertilization on Camellia oleifera

This standard specifies the terms and definitions, principles, types of fertilizers and quality requirements, fertilization methods, and techniques for formulating compound fertilizers for oil tea. This standard is applicable to fertilization in oil tea planting areas in China.

Publish Date: 2016-10-19

LY/T 2762-2016 Abolished

LY/T 2762-2016 Technical regulation of Polygonatum cyrtonema agroforestry management in Phyllostachys edulis stands

This standard specifies the relevant terms and definitions, cultivation techniques, and pest and disease control measures for the combined cultivation of Polygonatum multiflorum under bamboo forests. This standard applies to the combined cultivation of Polygonatum multiflorum under bamboo forests for timber production purposes.

Publish Date: 2016-10-19

LY/T 1377-2016 Abolished

LY/T 1377-2016 Electromagnetic vibrator

This standard specifies the parameters, requirements, test methods, inspection rules, as well as marking, packaging, and storage of electromagnetic vibrators. This standard applies to electromagnetic vibrators used for evenly discharging scattered materials from sieves of paving machines or in warehouses of wood-based panel raw materials.

Publish Date: 2016-07-27

LY/T 1602-2016 Abolished

LY/T 1602-2016 Spindle-less veneer lathe

This standard specifies the main parameters, requirements, inspection rules, and marking, packaging, and storage of cardless axial cutting machines. This standard applies to cardless axial cutting machines driven by friction rollers (hereinafter referred to as cutting machines).

Publish Date: 2016-07-27

LY/T 2645-2016 Abolished

LY/T 2645-2016 Technical regulations of village greening

This standard specifies the scope, functions, and technical requirements of rural greening.
This standard applies to rural greening throughout China, excluding urban built-up areas and incorporated towns.

Publish Date: 2016-07-27

LY/T 2654-2016 Abolished

LY/T 2654-2016 Tree biomass models and related parameters to carbon accounting for Larix

This standard specifies the standing tree biomass model for larch (Larix spp.) and its compatible biomass conversion factor function, root-shoot ratio function, and carbon content coefficient, etc.
This standard is applicable to the measurement and monitoring of biomass and carbon storage in larch forests across China.

Publish Date: 2016-07-27

LY/T 2655-2016 Abolished

LY/T 2655-2016 Tree biomass models and related parameters to carbon accounting for Picea

This standard specifies the standing tree biomass model of spruce (Picea spp.) and its compatible biomass conversion factor function, root-shoot ratio function, carbon content coefficient, etc.
This standard is applicable to the measurement and monitoring of spruce forest biomass and carbon storage across the country.

Publish Date: 2016-07-27

LY/T 2656-2016 Abolished

LY/T 2656-2016 Tree biomass models and related parameters to carbon accounting for Abies

This standard specifies the standing tree biomass model of fir trees (Abies spp.) and its compatible biomass conversion factor function, root-shoot ratio function, and carbon content coefficient, etc.
This standard is applicable to the measurement and monitoring of the biomass and carbon storage of fir forests across China.

Publish Date: 2016-07-27