National Academy of Agriculture Green Development College of Resources and Environmental Sciences China Agricultural University Beijing 100193 China;
National Academy of Agriculture Green Development College of Resources and Environmental Sciences China Agricultural University Beijing 100193 China;
National Academy of Agriculture Green Development College of Resources and Environmental Sciences China Agricultural University Beijing 100193 China;
National Academy of Agriculture Green Development College of Resources and Environmental Sciences China Agricultural University Beijing 100193 China;
National Academy of Agriculture Green Development College of Resources and Environmental Sciences China Agricultural University Beijing 100193 China;
National Academy of Agriculture Green Development College of Resources and Environmental Sciences China Agricultural University Beijing 100193 China;
National Academy of Agriculture Green Development College of Resources and Environmental Sciences China Agricultural University Beijing 100193 China;
Sustainable Agricultural Sciences Department Rothamsted Research Harpenden AL52JQ UK;
monitoring networks; environmental thresholds; ammonia emission mitigation; green ecological environment; Quzhou County;