The experiments on grouping processing of tobacco were carried out, tobacco leaves were grouped, blended, cased, and dried in different ways suitable to their quality characteristics.

• 进行了卷烟分组加工试验,即针对烟叶的不同品质特性,进行了不同混配方式、不同烘丝模式和分组加料、分类烘丝等试验。