mildew Group 33 phosphorous Rutec Fungi-Fos 3L/ha early N/R Not recommended Post-infection only (Plasmopara fungicides acid 400 season/small for use on grapes Apply as soon as viticola) phosphonates canopies destined for export possible after the infection event and before oil spots appear. Wine grapes: It is advised to contact your winery or grape purchaser prior to the application of any phosphorous acid spray. Table grapes: Phosphorus acid products are recommended for control of downy mildew where sprays need to be applied after berries reach 10mm diameter. Other products may leave unsightly residues on the berries through to harvest.
mildew (Plasmopara viticola) Group 33 fungicides phosphonates phosphorous acid Rutec Fungi-Fos 400 3L/ha early season/small canopies N/R Not recommended for use on grapes destined for export Post-infection only Apply as soon as possible after the infection event and before oil spots appear. Wine grapes: It is advised to contact your winery or grape purchaser prior to the application of any phosphorous acid spray. Table grapes: Phosphorus acid products are recommended for control of downy mildew where sprays need to be applied after berries reach 10mm diameter. Other products may leave unsightly residues on the berries through to harvest.
2015-16%20Viticulture%20Spray%20Guide%20%28accessible%20version%29_2.docx