undecomposed
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双语例句
- 1. The combined states of soil humic substances were studied after undecomposed organic materials were applied into sodic meadow paddy soil.
- 几种非腐解有机物料施于苏打草甸水稻土后，对土壤中不同结合形态的腐殖质的动态变化进行了研究。
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- 2. The study on the constitute change of the concentration of soil water extract had great significance to research on the soil mechanism of fertilizing undecomposed corn.
- 土壤浸提液浓缩过程中物质成分变化的研究，认识玉米残体培肥土壤的机制也有重要意义。
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- 3. The study on the constitute change of the concentration of soil water extract had great significance to research on the soil mechanism of fertilizing undecomposed corn.
- 土壤浸提液浓缩过程中物质成分变化的研究，认识玉米残体培肥土壤的机制也有重要意义。
youdao
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