Fig. 5From: Characteristics of ammonia gas emissions from soybean cultivation soils treated with mixed microorganismsLong-term monitoring of ammonia emission from soil with and without mixed microorganisms [(a NH3 emission, b accumulated NH3-N, S + N (Soil + Urea), S + N+MM (Soil + Urea + Mixed microorganism)]. Different letters indicate significant difference according to Duncan’s multiple range test (DMRT) (p < 0.05)Back to article page