通过叶面肥单施、混施试验，结果表明，地福来与皇嘉天然芸苔素混用、地福来与爱丰腐殖酸有机肥混用，壮秧效果较好。

The results showed the mixture of Difulai and Huangjia nature Brassinolide, the mixture of Difulai and Aifeng organic fertilizer whose effect of strengthen seedling were significant.

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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.

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