片语

nutrient elements cycle养分元素循环

Nutrient cycle and balance of农

nutrient cycle detail养料循环

nutrient cycle features养分循环特征

forestry nutrient cycle森林养分循环

nutrient cycle balance养分循环平衡

nutrient substance balance cycle物质良性循环

nutrient balance cycle养分平衡循环

Nutrient t cycle营养循环

英汉例句

• as the two branches of grampositive bacteria, firmicutes and actinobacteria mostly participated in decomposition of detritus and heterotrophic nutrient cycle in the seaweed beds of gouqi island.

  厚壁菌门和放线菌门作为革兰氏阳性菌的两个分支，在枸杞岛海藻场中主要参与分解碎屑及异养营养素的循环过程。

• litter decomposition is a key process of nutrient cycle and energy flow in ecosystems, while soil microorganism and soil fauna are the main executants of litter decomposition.

  凋落物分解是生态系统物质循环和能量流动的重要环节，而土壤生物是凋落物分解的主要完成者。

• rainfall is a key factor affecting soil erosion and nutrient cycle by runoff in low hilly red soil area.

  降雨是影响低丘红壤坡地土壤侵蚀和养分随径流迁移的一个关键因子。

• a comparative study on effects of various cultivation system on nutrient cycle of purple soil was conducted according to long term experiments.

  用定位试验结果，比较聚土免耕、早三熟、平作等耕作制对紫色土氮磷钾养分循环结构和强度的影响。

• in recent 10~20 years, the discovery of prochlorophyte and microbial food web has revealed the significance of nano\|plankton in nutrient cycle and energy flow of aquatic ecosystem.

  最近一二十年来，原绿藻和微食物网的重大发现已使人们充分认识到微型浮游生物在水域生态系统的养分循环和能量流动中的重要意义，也为微型浮游生物的研究提出了新的方向。

• the important basic data which came from the results can be used to study on nutrient cycle in liangshui national natural reserve.

  研究结果可为凉水国家级自然保护区森林生态系统养分循环的研究提供重要的本底资料。