World-wide survey of experiments and results on the prevention of evaporation losses from reservoirs
International Commission of Irrigation and Drainage, New Del
World-wide survey of experiments and results on the prevention of evaporation losses from reservoirs - 74p
WATER CONSERVATION
WATER CONSERVATION
628.13 I-3W
World-wide survey of experiments and results on the prevention of evaporation losses from reservoirs - 74p
WATER CONSERVATION
WATER CONSERVATION
628.13 I-3W