The Chemical Components Comparison of Essential Oils from Curcuma longa L.Growing in Two Different Soils
The chemical components of essential oils from C. longa L. growing in two different soils were analyzed by GC-MS. The essential oil content of the turmeric growing in red loam(8.0%) was obviously higher than that growing in sandy loam(6.0%); 34 and 33 kinds of components were identified from the turmeric oil growing in the two soils, which accounted for 64.095% and 55.951% of the total content, respectively. The main components were sesquiterpene and monoterpenoids. The content of the main components of the turmeric oil growing in red loam was mostly higher than that growing in sandy loam. The quality of C. longa L. growing in red loam was better than that growing in sandy loam.