The burley tobacco leaves were first treated with the proteinase, then cased and roasted.
白肋烟先用蛋白酶处理，再进行加料和烘焙处理。
The appearance and chemical variation relationship of burley tobacco leaves in air curing process was studied.
对白肋烟晾制过程中烟叶外观变化与内在变化关系进行了研究。
The changes of nitrogenous compounds (protein, nicotine and chlorophyll) in burley tobacco leaves during air-curing under 3 different barn humidities controlled artificially were studied.
通过人工调控晾房湿度，对白肋烟晾制期间高、中、低3种湿度条件下烟叶含氮化合物（蛋白质、烟碱和叶绿素）的变化进行了研究。
The curing quality of burley tobacco depends on characteristics of fresh leaves and the natural environment conditions, at the same time closely linked to the degree the leaves wilt in the field.
白肋烟晾制质量取决于鲜烟叶品质和自然环境条件，而与田间凋萎程度也有较密切关系。
The curing quality of burley tobacco depends on characteristics of fresh leaves and the natural environment conditions, at the same time closely linked to the degree the leaves wilt in the field.
白肋烟晾制质量取决于鲜烟叶品质和自然环境条件，而与田间凋萎程度也有较密切关系。
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