名词
中文翻译：土壤腐殖酸
同义词：
['humic acid', 'humus']
例句：
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1.Soil humic acid plays a crucial role in soil fertility.
土壤腐殖酸在土壤肥力中起着至关重要的作用。
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2. The addition of soil humic acid can significantly improve the growth of crops.
添加土壤腐殖酸可以显著提高作物的生长。
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3.The research on soil humic acid has significant implications for agricultural productivity.
土壤腐殖酸的研究对农业生产效率具有重要意义。