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cultivated horizon中文什么意思

发音:   用"cultivated horizon"造句
  • 耕作层
  • cultivated:    adj. 1.在耕种[栽培]中的。 ...
  • horizon:    n. 1.地平;地平线;地平圈。 2 ...
  • a horizon:    a层,淋浴层; 表土层; 层位; 腐 ...
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例句与用法

  1. There was obvious dependence relationship between corn yields with changing of depth of cultivated horizon and available water content , corn yields of the corn belt phaeozem changed regularly
    相关分析表明, “平面型”界面土壤玉米产量与各养分含量间无明显相关关系,只有当速效磷、钾含量在五级以下时,产量才受到明显影响。
  2. Analysis showed that corn yields of the corn belt phaeozem positively related to depth of cultivated horizon and content of available water , respectively , which their correlation coefficient was 0 . 788 and 0 . 813 . at the same time , each of organic carbon , cation exchange capacity and available n was significant positively related to com yields
    而“波浪型”界面玉米产量与有机质、阳离子交换量、速效氮呈明显相关关系。玉米产量随有机质的增加而呈线性增加,玉米产量与阳离子交换量的相关关系可定量的描述为二项式的形式,相关显著。

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