我们会观察土壤的化学性质——比如某个地方的土壤里有多少氮或者镁——然后与附近土壤的化学性质作比较。
We look at soil chemistry—for example, how much nitrogen or magnesium there is in the soil in one spot—and we compare it with the chemistry of the soil a short distance away.
结果表明，灌溉水质对草坪土壤的化学性质有很大影响。
The results indicate that irrigation water quality has great effect on the chemical properties of lawn soil.
研究结果表明：实行农林复合经营对土壤化学性质有显著的影响，并因作物的品种而存在差异。
Results showed that in compound management of forest and agriculture it is obviously existed the effect on soil chemical property, and there is difference because of variety of the crop.
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