soil fixing的例句大全

based on secular fixed_site data in the artificial sand_fixing vegetation district at the southeast fringe of the tengger desert, the formative characteristics of soil microbiotic crusts and its influences on vegetation dynamics were analyzed.

在腾格里沙漠东南缘人工固沙植被区，采用已有的数据和长期的定位观测，分析了固沙植被区生物结皮的形成特点及其对植被动态的影响。

By the descending order of magnitude of value was: fixing carbon and releasing oxygen water conservation biodiversity conservation atmospheric environment purification soil conservation forest nutrient accumulation forest recreation.

各项价值量按从大到小的顺序排列为：固碳释氧涵养水源生物多样性保护净化大气环境保育土壤林木积累营养物质森林游憩。

Research progress in the diversity of nitrogen fixing microorganism in rice paddy soil

稻田土壤固氮微生物的多态性研究方法进展