[Influence of the topping according to the growing stages of tobacco on the growth and the ingredient content of leaf and its effective use]
2002
Li Son Hui [Inst. of Crops Cultivation, Pyongyang (Democratic People's Republic of Korea)]
The work to increase the yield and quality of tobacco with its high topping efficiency was done by our researchers. When topping of tobacco was done in the early period of growth, not in flowering time with leaving a few leaves, the growths of its leaf and root were strengthened and also, it resulted in big leaves and in great increase of effective content. Several questions could be solved to increase the yield as 176 percent and the quality as double times
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