There are differences between different tobacco genotypes, but the gene is not the main cause resulting in lower content of potassium.
吸钾能力和烟叶含钾量在烟草基因型间存在明显差异。
The yield of tobacco leaves is increased, and quality of leaves is improved, and the potassium content in tobacco is enhanced.
增加了烟叶产量，改善了烟叶品质，提高了烟叶的钾含量。
Potassium content increased in tobacco leaf, the nitrogenous substances decreased, irritancy reduced and aroma increased.
烟叶钾含量增加，含氮化合物下降，刺激性减小，香气增加。
How to increase the fertilizer application efficiency and potassium content in tobacco leaf is a key measure for improving the quality of flue-cured tobacco.
如何提高肥料利用率及烟叶含钾量是提高烟叶品质的关键问题。
The high content of potassium and proper content of calcium and magnesium in tobacco leaf have good effect on the quality of Flue-cure tobacco.
烟叶高含量的钾、适宜的钙镁含量对烟叶品质有良好的作用。
The suitable fertilization formula was recommended based on the characteristics of potassium content and distribution of soil in Yunnan tobacco growing areas.
根据云南烟区土壤钾素含量及分布特点，提出了相应的施肥措施。
The results showed that:1) The high content of nicotine, the low content of total nitrogen and potassium were found in central and south Henan tobacco-growing areas.
结果表明：1）豫中和豫南两个烟区烟叶的烟碱含量均偏高，总氮和钾含量偏低。
Field experiment was conducted to study the effect of different supplying styles of potassium fertilizer on potassium content in flue-cured tobacco leaves and the methods to increase the content.
通过大田试验，研究了不同供钾方式对烟叶含钾量的影响及提高石灰性土壤上烤烟含钾量的可能途径。结果表明，施钾能显著提高烟叶产量，其中以粉肥结合喷优丰处理效果最好。
Field experiment was conducted to study the effect of different supplying styles of potassium fertilizer on potassium content in flue-cured tobacco leaves and the methods to increase the content.
通过大田试验，研究了不同供钾方式对烟叶含钾量的影响及提高石灰性土壤上烤烟含钾量的可能途径。结果表明，施钾能显著提高烟叶产量，其中以粉肥结合喷优丰处理效果最好。
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