GB/T 21795-2008
Active
T/JAASS 159-2025
Active
Group standards
T/JAASS 159-2025 Crop straw returning to the field with drainage: organic carbon and nitrogen-phosphorus co-reduction technical specification
T/JAASS 159-2025 Crop straw returning to the field with drainage: organic carbon and nitrogen-phosphorus co-reduction technical specification
Price:
$ 20.00
Basic Information
Standard Code:
T/JAASS 159-2025
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Agriculture, forestry
ICS Name:
Pollution, pollution control, and protection
Publish Date:
2025-02-27
Implement Date:
2025-03-27
Scope
Scope: This document is applicable to the coordinated emission reduction and optimal management of organic carbon, nitrogen, and phosphorus in drainage of paddy fields under the conditions of water-land rotation and straw returning to the fields after rice transplantation; Main technical content: This document stipulates the general requirements for the coordinated emission reduction of organic carbon, nitrogen, and phosphorus in drainage of paddy fields with straw returning, as well as the technical requirements for straw returning, fertilizer application, and water management.
Development Information
Related Standards
GB/T 21796-2008
Replaced
GB/T 21796-2008 Chemicals—Activated sludge,respiration inhibition test
GB/T 21800-2008
Active
GB/T 21800-2008 Chemicals—Bioconcentration—Flow-through fish test
GB/T 21801-2008
Active
GB/T 21801-2008 Chemicals—Ready biodegradability—Manometric respirometry test
GB/T 21802-2008
Active
GB/T 21802-2008 Chemicals—Ready biodegradability—Modified MITI test (Ⅰ)
GB/T 21803-2008
Active