Standards

LY/T 2615-2016 Replaced

LY/T 2615-2016 Test method of wooden activated carbon—Determination of lead content—Atomic absorption spectrometry

This standard specifies the methods of flame atomic absorption and graphite furnace atomic absorption for determining the lead content in wood-based activated carbon.
This standard is applicable to the determination of lead content in wood-based activated carbon.

Publish Date: 2016-01-18

LY/T 2642-2016 Replaced

LY/T 2642-2016 Technical regulations for grafting on Eucommia ulmoides

This standard specifies the technical requirements for the selection of nursery sites, land preparation, bedding, rootstock cultivation, grafted seedling cultivation, seedling removal from the nursery, seedling grading, seedling packaging and transportation, temporary planting, and file management for the grafting reproduction of high-quality Eucommia ulmoides seedlings.
This standard is applicable to the production of high-quality Eucommia ulmoides seedlings.

Publish Date: 2016-01-18

LY/T 1444.1-2015 Replaced

LY/T 1444.1-2015 Energy consumption for wood production in forest region—Part 1:Comprehensive energy consumption

This part of LY/T 1444 provides the terminology and definitions of the comprehensive energy consumption of timber production in forest areas, and stipulates the calculation of energy consumption in forest timber production and the testing methods for basic energy consumption.
This part is applicable to the calculation of the comprehensive energy consumption of timber production in forest areas.

Publish Date: 2015-10-19

LY/T 1444.3-2015 Replaced

LY/T 1444.3-2015 Energy consumption for wood production in forest region—Part 3:Fuel consumption of skidders

This part of LY/T 1444 stipulates the basic fuel consumption, correction coefficients, calculation methods for timber harvesting with tractors in forest areas, and the calculation methods for the actual fuel consumption of timber harvesting machinery using the SJ-23 ropeway (referred to as the ropeway) in small-scale forest operations.
This part is applicable to timber harvesting with tractors in forest areas and timber harvesting operations using ropeways in small-scale forest operations.

Publish Date: 2015-10-19

LY/T 1613-2015 Replaced

LY/T 1613-2015 Extruded wood-plastic composites

This standard specifies the definition, requirements, testing methods, inspection rules, marking, packaging, transportation, and storage of extruded molded wood-plastic composite boards.
This standard applies to the extruded molded wood-plastic composite boards defined in Chapter 3.

Publish Date: 2015-10-19

LY/T 2525-2015 Replaced

LY/T 2525-2015 Seedling quality grading of Chimonanthus praecox Link.

This standard specifies the quality requirements, inspection methods, inspection rules, labeling, and packaging of Chimonanthus praecox Link. seedlings.
This standard applies to the production and sale of Chimonanthus praecox Link. seedlings.

Publish Date: 2015-10-19

LY/T 2531-2015 Replaced

LY/T 2531-2015 Technical regulation of grafting on walnut

This standard specifies the techniques of grafting ordinary rootstocks of walnut, grafting on seedling rootstocks, and high-grafting for improving quality in southwest China, as well as the transplantation of grafted seedlings.
This standard is applicable to Juglans sigillata Dode and Juglans regia L.

Publish Date: 2015-10-19

LY/T 2539-2015 Replaced

LY/T 2539-2015 Technical regulations for seedling cultivation of Vernicia fordii

This standard specifies the technical procedures for the selection of Vernicia fordii varieties, seed requirements, nursery seedling production, direct seedling, and seedling planting and management.
This standard is applicable to the seedling production of Vernicia fordii, a plant belonging to the Euphorbiaceae family and the Vernicia genus.

Publish Date: 2015-10-19

LY/T 2549-2015 Replaced

LY/T 2549-2015 Comprehensive energy consumption for glued-laminated timber production

This standard specifies the terms and definitions of the comprehensive energy consumption in the production of integrated timber, and sets out the grading indicators of the basic energy consumption per unit output, the calculation principles and methods of comprehensive energy consumption, the testing and measurement requirements of energy consumption, and the data processing methods.
This standard is applicable to the calculation and indicator assessment of the comprehensive energy consumption in the production of integrated timber for non-structural use by manufacturing enterprises.

Publish Date: 2015-10-19

LY/T 2555-2015 Replaced

LY/T 2555-2015 Wooden sound-absorbing panels

This standard specifies the terminology, classification, requirements, test methods, inspection rules, and marking, packaging, transportation, and storage of wooden sound-absorbing panels.
This standard applies to wooden plywood with a noise reduction coefficient greater than 0.2 in reverberation chambers.

Publish Date: 2015-10-19

LY/T 2559-2015 Replaced

LY/T 2559-2015 Measurement of sound-absorption of wood-based panels in small reverberation chamber

This standard specifies the terms and definitions, principles, equipment, test steps, and test reports for the small reverberation chamber method of measuring the sound-absorbing performance of wood-based panels.
This standard is applicable to the measurement of the sound-absorbing performance of wood-based panels.

Publish Date: 2015-10-19

LY/T 1561-2015 Replaced

LY/T 1561-2015 Technical regulation for cultivation of Eucommia ulmoides

This standard specifies the technical requirements for the cultivation area, variety selection, afforestation, forest management, and harvesting of Eucommia ulmoides Oliver.
This standard is applicable to the cultivation of Eucommia ulmoides forests and the management of ecological forests for the purpose of producing Eucommia bark and Eucommia leaves.

Publish Date: 2015-01-27