Ammonia Emission Factors for Broilers in Indirect Heating Systems - Development Management Planning Advice Note March 2022 Topics: Environmental Advice for Planning, Air and environmental issues Date published: 22 March 2022 Updated guidance for Development Proposals Documents Ammonia Emission Factors for Broilers Housed Under Indirect Heating Systems - Development Management Planning Advice Note March 2022 Adobe PDF (92 KB) Help viewing documents