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Results for “wastewater”
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Winery wastewater for irrigation (Part 4): Soil responses
Using winery wastewater for irrigation adds substantial amounts of potassium and sodium to the soil.
By Carolyn Howell, Karen Freitag & Lester Sassman · 8 min read
Shear-enhanced flotation separation to treat winery wastewater
Wineries generate variable wastewater effluent that could be costly to treat and difficult to discharge or reuse. A shear‑enhanced flotation separation (SEFS) process – combining hydrodynamic shear, coagulation, flocculation and dissolved air flotation was designed, developed and piloted to…
By BRADLEY CERFF · 6 min read
Cabernet Sauvignon responses to irrigation using winery wastewater
Introduction
By Sandile · 10 min read
Durbanville wine route: Wastewater used to good effect?
Since using the City of Cape Town’s cost-effective and nutrient-rich treated wastewater for irrigation, grape wine producers in Durbanville have seen a signific
By Anton Pretorius · 6 min read
Management and re-use of treated winery wastewater (Part 2): Dairy and municipal wastewaters in New Zealand
Carolyn went to New Zealand to participate in a technical tour focussing on the management and re-use of treated winery wastewater, with particular reference to
By Carolyn Howell · 7 min read
Winery wastewater irrigation (Part 6): Effect on soil phosphorus
The objective of this study was to determine the effects of irrigation with diluted winery wastewater on soil P of four soils varying in parent material and clay content.
By Reckson Mulidzi & Carolyn Howell · 13 min read
Winery wastewater for irrigation (Part 5): Grapevine and wine responses
Where wineries are surrounded by vineyards, diluted winery wastewater could be used as an alternative source of water for irrigation rather than water from natural resources.
By Carolyn Howell, Karen Freitag & Lester Sassman · 7 min read
Winery wastewater irrigation (Part 7): Effect on soil enzyme activities
The objective of this study was to determine the effects of irrigation with diluted winery wastewater on the activities of urease, beta-glucosidase and phosphatase of four soils varying in parent material and clay content.
By Reckson Mulidzi & Carolyn Howell · 13 min read
Treated municipal wastewater for irrigation (Part 4): Soil chemical responses
This study’s objective was to assess the effects of long-term irrigation with treated municipal wastewater (TMW) on soil chemical properties in commercial vineyards in the Coastal region of the Western Cape.
By Carolyn Howell, Karla Hoogendijk, Philip Myburgh, Vink Lategan & Eduard Hoffman · 18 min read
Treated municipal wastewater for irrigation (Part 5): Soil hydraulic conductivity
This study's objective was to assess the long-term effects of irrigation with treated municipal wastewater (TMW) on soil hydraulic conductivity in commercial vineyards in the Coastal region of the Western Cape.
By Carolyn Howell, Karla Hoogendijk, Philip Myburgh, Vink Lategan & Eduard Hoffman · 9 min read
Winery wastewater for irrigation (Part 1): Irrigation application and water quality
Irrigation with winery wastewater needs to be optimised to minimise leaching, whilst maximising nutrient removal by means of a catch crop is a necessity.
By Carolyn Howell, Karen Freitag & Lester Sassman · 8 min read
