The results showed that soil N 2 O fluxes in maize, soybean and cotton fields were 244.

结果表明,在作物生长季节内,华北平原玉米田 、 大豆田、棉花田土壤的N2O平均通量分别为244.

互联网

Thirdly, the reduction of N 2 O emission based on biogas residue using instead of chemical fertilizers.

第三 、 利用生物汽残渣而不是化学肥料带来的氧化亚氮N2O的减排.

互联网

Nitrous oxide ( N 2 O ) is a pollutant gas which has very strong destruction influence on atmosphere environment.

氧化亚氮 ( N2O ) 是一种对大气环境有很大破坏作用的污染气体,煤的流化床燃烧是其重要来源.

互联网