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. 2017 Feb 22;12(2):e0171996. doi: 10.1371/journal.pone.0171996

Fig 5. The relative abundance (%) of the major free fatty acids in the total organic compounds measured by GC-MS under different nitrogen sources.

Fig 5

The numbers 1–10 indicated 10 kinds of free fatty acids: 1. Dodecanoic acid, 12:0; 2. Tetradecanoic acid, 14:0; 3. 9-Hexadecenoic acid, 16:1ω7c; 4. Hexadecanoic acid 16:0; 5. 9,12-Octadecadienoic acid, 18:2ω6; 6. Octadecapentaenoic acid, 18:5ω; 7. Octadecanoic acid, 18:0; 8. Eicosanoic acid 20:0; 9. 4,7,10,13,16,19-Docosahexaenoic acid 22:6ω3; 10. 5, 8, 11, 14, 17-Eicosapentaenoic acid 20:5ω3.