邵阳市烟叶收购中C4F等级合格率抽查研究

C4F Acceptance Rate of Flue-cured Tobacco in Shaoyang

为了探寻中部橘黄四级（C4F）烤烟收购等级合格率差异性,2010-2011年对邵阳市收购的C4F烟叶进行取样等级合格率调查分析。结果表明,C4F是上部烟叶的中等烟,在烟叶等级分级上易与上部橘黄三级（B3F）、下部橘黄二级（X2F）、中部柠檬黄四级（C4L）、中部微带青三级（C3V）和中下部杂色一级（CX1K）混淆;2010年中部橘黄四级（C4F）平均等级合格率为63.5%,2011年实行了专业化分级和散烟收购后,中部橘黄四级（C4F）平均合格率为80.2%,相比2010年提高了16.7个百分点,混等级、混部位、混颜色等现象得到明显改善,烟叶的等级质量较大提高。

In order to study the differences of the C4 F acceptance level during acquisition, from 2010 to 2011 investigation and analysis were made on the samples from C4 F flue-cured tobacco purchased in Shaoyang. The results showed that C4 F is the middle quality tobacco leaves of the mid-part. Its grade is easily confused with B3 F, X2 F, C4 L and CX1 K. After have taken specialized grading and purchasing in loose flue-cured tobacco leaves in 2011, the mean percent of pass of C4 F reached to 80.2%, 16.7% more than that of 2010. And it reduced the mix of different levels, parts and colors significantly, and improved the flue-cured tobacco quality notably.