Chlorine is one of the essential trace elements of flue-cured tobacco, which has important effects on the tobacco growth, yield and quality, and the content of chlorine is one of main indicators affecting the quality of tobacco leaves. The traditional view has been that tobacco is sensitive to chlorine, so no chlorine fertilizer can be applied to the tobacco growth. In recent years, some related reports have found that chlorine has become a key limiting factor against the quality of tobacco leaves because of the low content of chlorine in some of the tobacco production areas of China. Many res...
