Assessment of acids as desorbents of metal ions bound to sludge surfaces Assessment of acids as desorbents of metal ions bound to sludge surfaces
Secondary settling tanks modelling and design Part 1: Review of theoretical and practical developments Secondary settling tanks modelling and design Part 1: Review of theoretical and practical developments
Secondary settling tanks modelling and design Part2: Linking sludge settleability measures Secondary settling tanks modelling and design Part2: Linking sludge settleability measures
Invloed van stikstofbemesting, grondtipe en waterstremming op die produksie en watergebruikdoeltreffendheid van Digitaria eriantha cv. Irene onder glashuis toestande Invloed van stikstofbemesting, grondtipe en waterstremming op die produksie en watergebruikdoeltreffendheid van Digitaria eriantha cv. Irene onder glashuis toestande
Observations on aspects of the biology Pseudocrenilabrus philander (M. Weber, 1897) from a subtropical South African impoundment Observations on aspects of the biology Pseudocrenilabrus philander (M. Weber, 1897) from a subtropical South African impoundment
Developing environmental guidelines for freshwater aquacultural operations: A case study Developing environmental guidelines for freshwater aquacultural operations: A case study
On the treatment of fish filleting waste water by means of rotating biological contactors On the treatment of fish filleting waste water by means of rotating biological contactors
Filter nozzle and underdrain systems used in rapid gravity filtration Filter nozzle and underdrain systems used in rapid gravity filtration
Microbiological survey of open recirculating coolong water systems and their raw water supplies at twelve fossil-fired power stations Microbiological survey of open recirculating coolong water systems and their raw water supplies at twelve fossil-fired power stations