There are 2.15 species per square meter,the coverage was 4.41%and aboveground biomass was 11.28g/m2.The mainly harmful species to the grassland were Oxytropis ochrocephala,O.是什么意思_There are 2.15 species per square meter,the coverage was 4.41%and aboveground biomass was 11.28g/m2.The mainly harmful species to the grassland were Oxytropis ochrocephala,O.在线翻译_英语_读音_用法_例句