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对1 079份土壤样品的调查结果表明,鄂西北烟区大部分土壤比较适宜生产优质烟叶,47%和26%的土壤速效磷、钾严重缺乏,但部分土壤碱性偏强和供氮水平过高是影响该区域烟叶可持续发展的主要障碍因子。
The survey of 1 079 soil samples showed that most of the soil in Northwest Hubei Province was suitable for producing high quality tobacco leaves. 47% and 26% of the soil had a serious shortage of available P and K, but some of the soil had stronger alkaline and nitrogen levels High is the main obstacle to the sustainable development of tobacco in the region.