The main results were as follows: 1. The status and related regulations of Wulian Mountain low residual high quality flue-cured tobacco were defined. 明确了五莲山区低残留优质烤烟的定位及有关规程。
Beside the nicotine and the ratio of potassium to chlorine in paddy soil is lower than in mountain tobacco, other conventional chemical composition is higher than in mountain tobacco. 稻田烟叶除烟碱和钾氯比低于山地烟叶外,其余常规化学成分均高于山地烟叶。
These studies were very important for comprehensive accurate evaluation the characteristics Fenghuang tobacco soli, Provide a good scientific theory foundation on analysis the reason that how quality tobacco formation on mountain, and further consolidate and improve the quality of tobacco leaves in the future. 这些研究为全面准确的评价凤凰县植烟土壤特征,分析山地特色优质烟叶的形成提供了较好的科学依据,也为进一步巩固和提高烟叶品质提供了可参照的理论基础。
In the situation of returning green manure 18000 kg/ hm2, the treatment with net nitrogen 90kg/ hm2 on mountain tobacco could gain a higher effectual output and value. 3. 在绿肥还田量为18000kg/hm2的情况下,山地烟以配施纯氮90kg/hm2的处理能获得较高的有效产量和较高的产值。