Study on Nitrogen Efficient Use and Emission Reduction Technology in Facility Farmland
The technology of efficient use of nitrogen in farmland was studied from the aspects of input control technology,farmland management technology,crop variety improvement and optimization.From the aspects of nitrogen capture and recycling,sewage irrigation,red shrimp and crab farming,nitrogen deposition and nitrogen oxide emission reduction technologies,the field nitrogen emission reduction technologies were explored,aiming at efficient nitrogen utilization and emission reduction,in order to provide scientific basis for the management of nitrogen fertilizer in the field.