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Applied Biological Chemistry
Fig. 4 | Applied Biological Chemistry

Fig. 4

From: Addition of earthworm castings reduces gas emissions and improves compost quality in kitchen waste composting

Fig. 4

Total carbon content (A), total nitrogen content (B), carbon:nitrogen ratio (C), dissolved organic carbon (D), dissolved organic nitrogen (E), dissolved carbon:nitrogen ratio (F) during composting. Error bars represent standard deviations of triplicate measurements. EC 0%: kitchen waste only; EC 2.5%: kitchen waste + earthworm castings 2.5%; EC 5.0%: kitchen waste + earthworm castings 5%; EC 7.5%: kitchen waste + earthworm castings 7.5%

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