Ngày tải lên :
11/08/2014, 09:21
... 110,000–9,900,000 11,000–620,000 1,100 35 0,000 1,100–650,000 2,100–590,000 1,100–8,500,000 0.08 30 5,000–890,000 0.0–120 0.0– 67 0.0 33 0.0 33 0.0 33 13 170 Round Sampling No./100 ml 14,000–19,000,000 ... coliform × 10 2.05 1 .78 –2 .30 Fecal coliform × 106 1.84 1.44–2 .30 Fecal streptococcus × 105 1.48 1.10–1.94 Salmonella sp 3 .7 × 101 1. 63 0.92–2.08 Pseudomonas aeruginosa × 105 0.58 0.15–1 .36 7. 9 ... virusesb 2.8 × 1 03 a 7. 2 1.0 1.1 2.4 6.0 × × × × × 102 101 102 102 100 3. 9 × 102 Gaby, 1 975 ; Noland et al., 1 978 Gaby, 1 975 ; Noland et al., 1 978 ; Counts & Shuckrow, 1 974 ; SAC, 1 979 Gaby, 1 975 ; Noland...