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单词 nitrogen balance
释义

Definition of nitrogen balance in English:

nitrogen balance

noun

  • 1Physiology the difference between the amounts of nitrogen taken in and excreted by an organism.

  • 2Soil Science the difference between the amount of nitrogen added to a soil (by fertilization, nitrogen fixation, etc.) and the amount removed (by cropping, leaching, denitrification, etc.).

Origin

Late 19th century; earliest use found in Science.

Definition of nitrogen balance in US English:

nitrogen balance

noun

  • 1Physiology the difference between the amounts of nitrogen taken in and excreted by an organism.

  • 2Soil Science the difference between the amount of nitrogen added to a soil (by fertilization, nitrogen fixation, etc.) and the amount removed (by cropping, leaching, denitrification, etc.).

Origin

Late 19th century; earliest use found in Science.
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更新时间：2025/6/18 17:27:23