What would be the cause of high density growth in 1/1000 and 1/10.000 diluted LB Agar?

Dear all, We cultivated E. Coli in LB Agar in 6 plate which contain respectively sample itself, 1/10 diluted sample, 1/100, 1/1.000 and 1/10.000 . Later we incubated plates at 37oC for 24h. When...

25 February 2018 5,402 3 View