Take, for example, 10 water water litrokrong through mesh plankton samples from the filter, put in a bottle of tea color and then keep. Lugol solution by filling to 2% of the sample water.
10-liter water samples filtered through plankton net, water samples from the remaining filter over a brown bottle were flushed with lugol's solution by adding to 2% of water samples.
The water samples 10 L pass filter mesh plankton brought water sample left from the filtering put down in brown bottles and the preserved with Lugol s. ' Solution by added 2% of water samples