单词：soil chemistry
soil chemistry的用法和样例：
例句
- Changes of soil chemical properties after transferring acid sulfate paddy soil to upland soil.酸性硫酸盐土水改旱后土壤化学性状的变异初报。
- The regression equations between soil enzyme activities and chemical properties were obtained by using a stepwise regression method.用土壤化学性质对各种酶活性进行逐步回归分析，可以得到理想的方程。
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