本研究在分析河南省烤烟种植区各项肥力指标的基础上，建立了烤烟土壤肥力适宜性评价指标体系。
Based on analysis of the physical and chemical properties of soil samples collected from Henan tobacco plantation area, the index system of soil fertility adaptability of tobacco was established.
本研究在分析河南省烤烟种植区各项肥力指标的基础上，建立了烤烟土壤肥力适宜性评价指标体系。
Based on analysis of the physical and chemical properties of soil samples collected from Henan tobacco plantation area, the index system of soil fertility adaptability of tobacco was established.
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