Ecotechnology and mathematical modelling in reservoir water-quality management

Straskraba, M. / Water Storage Corporation | British Library Conference Proceedings | 1995

Ecotechnology and Rural Employment

Swaminathan, Monkombu S. | Online Contents | 1993

Ecotechnology: basis of a new immission concept in water pollution control

Benndorf, J. / International Water Association | British Library Conference Proceedings | 2005

Centre for urban ecotechnology in 'Oeksnehallen'

NTIS | 1992

Ecological engineering : an introduction to ecotechnology

Jørgensen, Sven Erik ;Mitsch, William J. | UB Braunschweig | 1989