FIELD: agriculture.
SUBSTANCE: method comprises making diverging drainage canals in the area to be drained. The mouths of the bed sections are connected with the collector through the underground pipelines. The flow rates are measured and water is sampled in the mouths of the underground pipelines and in the mouths of the canal section beds connected to the collector. The concentrations of contaminants in the samples is measured, and the results are compared with the permissible values.
EFFECT: reduced labor consumptions.
1 dwg
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