Soil chemical properties, sampled at 0–30 cm depth.
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资源简介：
The methodology of soil analysis used were: pH (potentiometric analysis), Organic matter (potassium bichromate titrimetric method), Total N (the Kjeldahl), Available N (Alkaline hydrolysis diffusion), Available P (Mo-Sb colorimetric method), Available K (flame photometric meter method) Soil chemical properties, sampled at 0–30 cm depth.
创建时间：
2015-03-30
