鄂西南烟区土壤、烟叶含氯状况及施氯效果研究

Study on Chlorine in the soil and tobacco the Southwestern leaves in part of Hubei and the effect of Chlorine on the tobacco plants

鄂西南烟区土壤氯的质量分数低是导致烟叶氯的质量分数低的主要原因 ,适量施氯能提高烟叶产量、产值 ,改善烟叶内在品质 ,同时还能减少肥料投入 ,提高经济效益 .

The main reason of low Chlorine in the tobacco leaves is that there is a universally low Chlorine in the soil in the southwestern part of Hubei . Applying proper amount of Chlorine to tobacco plants, can not only improve the production, output value,and quality of tobacco leaves,but also reduce the amount of fertilizer needed thus improving the economic effect.