natural amount
natural amount, Total:8 items.
The international standard classification for "natural amount" includes: Landscaping and silviculture , Soil quality and pedology in general .
The Chinese standard classification for "natural amount" includes: Forest conservation , Soil and fertilizer in general .
Hebei Provincial Standard of the People's Republic of China
- DB13/ 339-1997 Environmental Quality Standards for Dust Natural Settlement
Professional Standard - Forestry
- LY/T 1813-2009 Technical regulation for ecology quality of nature reserve evaluation
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/T 36393-2018 Soil quality—Guidance on the procedure for investigation of natural,near-natrual and cultivated sites
International Telecommunication Union (ITU)
- ITU-R P.678-1-1992 CHARACTERIZATION OF THE NATURAL VARIABILITY OF PROPAGATION PHENOMENA
- ITU-R P.678-1 SPANISH-1992 CHARACTERIZATION OF THE NATURAL VARIABILITY OF PROPAGATION PHENOMENA
- ITU-R P.678-1 FRENCH-1992 CHARACTERIZATION OF THE NATURAL VARIABILITY OF PROPAGATION PHENOMENA
API - American Petroleum Institute
- API PUBL 4490-1989 Measuring Natural Resource Damages: An Economic Appraisal
GSO
- GSO ISO 11843-6:2015 Capability of detection -- Part 6: Methodology for the determination of the critical value and the minimum detectable value in Poisson distributed measurements by normal approximations
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