片语

forest and agricultural ecosystem农林生态系统

agricultural landscape ecosystem农业景观生态系统

reclaimed agricultural ecosystem山地坡度

upland agricultural ecosystem山地农业生态系统

agricultural ecosystem structure农业生态系统结构

agricultural ecosystem protection农业生态保护

agricultural ecosystem environment农业生态环境

agricultural ecosystem cultivation农业生态栽培技术

Agricultural and rural ecosystem农业和农村生态系统

agroecosystem农业生态系统

英汉例句

• in the four agricultural ecosystem of huzhou city the forest-grass ecosystem was the most stable and the mulberry ecosystem easiest to suffer the lack of the trace elements.

  湖州市四种农田生态系统中，以林草系统最稳定，而桑园系统最容易发生土壤微量元素的缺乏状况。

• exotic invasive plants of agricultural ecosystem were surveyed at 205 samples of 21cities in guangdong province.

  本研究对广东21市农业生态系统中205个样点外来入侵植物进行了调查。

• lots of environmental monitoring data collected at the plant area indicate that hydrogen sulfide and sulfur dioxide get effective control and the agricultural ecosystem all around presents good cycle.

  大量的厂区环境监测数据表明：硫化氢和二氧化硫得到了有效地控制，周围的农业生态达多少了良性循环状态。

• the function of agricultural ecosystem service, produced by the process of agricultural ecology and human's activity, is the natural environment and utility on which the human being is dependent upon.

  农业生态系统服务功能是农业生态过程和人类活动所形成的人类赖以生存的自然环境条件与效用。

• it is the key to protect the function of agricultural ecosystem service to check the environmental pollution.

  遏止环境污染是保护农业生态系统服务功能的关键。

• soil ecosystem is the important carrier of the agricultural ecosystem security and agriculturally sustainable development, and is the basis for human survival.

  土壤生态系统是农业生态系统安全和农业可持续发展的重要载体，也是人类赖以生存的基础。

• the active c pool and cpmi(c pool management index) of soils under different agricultural ecosystem were discussed using potassium permanganate oxidation in this paper.

  用高锰酸钾氧化法讨论了土壤活性碳库和碳库管理指数（cpmi）。

• in the period and after a definite time of land readjustment, the carbon storage in agricultural ecosystem would be decreased, making the ecosystem turn from carbon sink to carbon source.

  在土地整理实施的过程中以及实施以后一段时期，项目区生态系统碳蓄积量必然损失，从而使项目区农业生态系统由碳汇变成了碳源。

• the concept of grassland agricultural ecosystem was proposed by the famous chinese grassland ecologist, prof.

  草地农业生态系统是着名草原生态学家任继周教授根据我国具体情况提出的。

• agricultural ecosystem is a complicated man-made ecosystem and the increase of its productivity is the main object of agricultural production.

  农业生态系统是复杂的人工生态系统，提高其生产力是农业生产的主要目标。

• the statistical method of selecting optimum programme on the block diagram model of agricultural ecosystem is the method of using the statistical decision to seek the optimum from many pro-grammes.

  选择「农业生态系统框图模型」最佳方案的统计方法，是从多种方案中，采用统计决策进行优选。