1. Selection of effective microorganism in the degradation of substances in waste and wastewater.1.1 microorganisms were isolated from the samples.Take examples from various sources. The dilute solution peptone 0.1 percent over.Sterile. Then dilute aqueous solution with proper concentration, taking the solution.Such concentration on the food culture, solid nutrient agar MRS agar trypticase soy agar,,,Potato dextrose agar yeast extract and malt extract agar dish 1 ml spread infections around.The curing temperature 37 C for 24-48 hours do 2 repeated each ความเจือจาง, then.Selection of different colonies were purified by a tick drag (streak) on solid food isolated untilHave pure single colony And collect the microorganisms isolated in solid food tilt.
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