[Hygienic aspects of the design, construction and operation of group agricultural water-supply systems].
D000383:Agriculture; D007623:Kazakhstan; D012498:Sanitary Engineering; D014881:Water Supply / Q000032:analysis
Gigienicheskie aspekty proektirovaniia, stroitel'stva i ékspluatatsii gruppovykh sistem sel'skokhoziaĭstvennogo vodosnabzheniia.