| Name of Crop and Disease: |
Product Measurement: |
Usage Description: |
| Tomatoes |
No information |
- Early and late blight, bacterial spot and septoria leaf spot
|
| Potatoes |
50 g product – 10 l water |
- Early and late blight preferably start applying before symptoms of disease are noticed
- Ensure thorough wetting of both upper and lower leaf surfaces and repeat after rain
- Apply every 7 – 10 days depending on weather which may favour the disease
|
| Peaches, Apricots and Plums |
40 g or 50 g product – 10 l water for bacterial canker, gum spot (on peaches and apricots), bacterial spot (on peaches); or
10 g or 50 g product – 10 l water for bacterial spot on plums; or
20 g product – 10 l water for post harvest treatment; or
40 g or 50 g product – 10 l water for 75 % leaf drop; or
10 g product – 10 l water for 90 – 100 % petal drop; or
50 g product – 10 l water for leaf curl on peaches |
- Apply once or twice at 50 % and / or 75 % leaf drop, depending on the severity of the disease the previous season and use higher concentration in autumn and lower concentration at bud movement if symptoms appear on shoots and buds (for bacterial canker, gum spot and bacterial spot).
- Apply water at 1 – 2 week intervals depending on weather conditions. (for 90 – 100 % petal drop)
- Apply a single application at bud movement (for leaf curl on peaches)
|
| Apples and Pears |
25 g product – 10 l water for scabs |
- Apply only on apples at green tip stage and on pears only at early to advanced green tip stage
|
| Flowers and Ornamentals |
50 g product – 10 l water for leafspot, downy mildew and rust |
- Ensure thorough coverage
- Apply at 1 – 2 weekly intervals, depending on weather conditions
|
| Grape vines |
50 g product – 10 l water for anthracnose |
- First two applications when shoots are 5 – 10 cm and 25 cm long
- Repeat 2 – 3 times at 3 weekly intervals
|
| Bacterial Blight |
50 g product – 10 l water for bacterial blight |
- First application when shoots are 5 – 10 cm long
- Repeat 2 – 3 times at 3 weekly intervals
|
| Downy Mildew |
50 g product – 10 l water for pre-blossom |
- First application when shoots are 10 cm long
- Repeat at 7 – 10 day intervals depending on weather conditions favouring the disease. Blossom to 80 % calyx fall. Apply only if blossoming period exceeds 14 days.
- Post blossom. Apply two or more times at 1 – 2 week intervals depending on weather.
|
| Dead Arm |
40 g – 50 g product – 10l water for dead arm |
- A single application when shoots are 5 – 10 cm long
|
| Roses |
30 g product – 10 l water for black spot |
- Apply as full cover spray commencing as soon as first symptoms are noticed
- Repeat weekly
- Discontinue spraying when the weather turns dry
|
| Strawberries |
25 g product – 10 l water for leaf spot |
- Apply every 10 – 14 days depending on the severity of the disease
|
| Beans |
40 g product – 10 l water for bacterial blight |
- Apply at 1 or 2 weekly intervals depending on weather conditions which may favour the disease
|
| Crucifers Bacterial Spot |
40 g product – 10 l water for crucifers bacterial spot |
- Apply as a full cover spray at intervals of 1 – 2 weeks
|
| Downy mildew |
40 g product – 10 l water for downy mildew |
- This is mainly a seedling disease
- Apply as a full cover spray at intervals of 1 – 2 weeks
|
| Cucurbits Downy Mildew |
30 g product – 10 l water for cucurbits downy mildew |
- Commence application at the first signs of the disease and continue as long as the weather favours the disease
- Spray to ensure proper coverage of upper and lower leaf surfaces
|
| Seedbed treatment (All crops) |
25 g product – 10 l water for seedling blight and other soil borne diseases |
- Apply at 1.5 l mixture /m²
|
For more directions for the use of Virikop, please click here to download the PDF.
