Skip to content
Bayer CropScienceSKU CH-15150

Decis Mega 50 EW

Decis Mega 50 EW is an insecticide in the form of a concentrate for preparing an aqueous emulsion, with contact and stomach action, intended for the control of chewing and piercing-sucking pests in agricultural, fruit, and vegetable…

Pack
5 l
CHF 197.87CHF 247.34Halloween −20%
incl. VAT, plus shipping

Description

Content of active substance:

deltamethrin (compound from the pyrethroid group) – 50 g per 1 litre of product (4.80%)

HOW TO USE DECIS MEGA 50 EW

AGRICULTURAL CROPS:

Sugar beet

Sugar beet aphid

Maximum dose for single application: 0.2 l/ha.

Recommended dose for single application: 0.1 - 0.2 l/ha.

Application timing: Apply at the moment of colonisation of plants by winged aphids, before colonies appear.

Number of treatments: 1.

Sugar beet flea beetle, sugar beet flea beetle larvae

Maximum dose for single application: 0.2 l/ha.

Recommended dose for single application: 0.1 - 0.2 l/ha.

Application timing: Apply during the appearance of the first beetles or when first damage is noticed.

Number of treatments: 1.

Beet leaf miner

Maximum dose for single application: 0.2 l/ha.

Recommended dose for single application: 0.1 - 0.2 l/ha.

Application timing: Apply immediately after the first symptoms of pest presence appear (usually at the 2-4 leaf stage of beet).

Number of treatments: 1.

Recommended water volume: 300 l/ha.

Recommended spraying: medium droplet size.

Maximum number of treatments per growing season: 1.

Winter wheat, spring barley

Aphids

Maximum dose for single application: 0.125 l/ha.

Recommended dose for single application: 0.1 - 0.125 l/ha.

Application timing: Apply after heading, no later than the milk grain maturity stage.

Number of treatments: 2.

Interval between treatments: at least 14 – 21 days.

Thrips

Maximum dose for single application: 0.125 l/ha.

Recommended dose for single application: 0.1 - 0.125 l/ha.

Application timing: Apply from the beginning of larval hatching.

Number of treatments: 2.

Interval between treatments: at least 14 – 21 days.

Recommended water volume: 300 l/ha.

Recommended spraying: medium droplet size.

Maximum number of treatments per growing season: 2.

Potato

Colorado potato beetle larvae and beetles

Maximum dose for single application: 0.15 l/ha.

Recommended dose for single application: 0.1 - 0.15 l/ha.

Application timing: Treatment should be performed after pest occurrence. Use the higher recommended dose to control beetles and in case of vigorous potato foliage.

Recommended water volume: 150-400 l/ha.

Recommended spraying: medium droplet size.

Maximum number of treatments per growing season: 2.

Interval between treatments: at least 7 days.

Winter oilseed rape

Rape blossom beetle

Maximum / recommended dose for single application: 0.15 l/ha.

Application timing: Apply after the appearance of young larvae, when the average larval density is: 1 larva per 1 plant (on winter oilseed rape in autumn).

Cabbage seed weevil

Maximum / recommended dose for single application: 0.15 l/ha.

Application timing: Apply according to monitoring, before beetles lay eggs.

Recommended water volume: 300 l/ha.

Recommended spraying: medium droplet size.

Winter oilseed rape, spring oilseed rape

Flea beetles, rape flea beetle.

Maximum / recommended dose for single application: 0.15 l/ha.

Application timing: Apply after beetles appear on young plants or when first damage is noticed.

Pollen beetle (treatment against pollen beetle also controls cabbage seed weevil)

Maximum / recommended dose for single application: 0.1 l/ha.

Application timing: Apply according to monitoring after beetles appear on plants at the compact inflorescence stage, at the latest at the loose inflorescence stage.

Pod pests (cabbage gall midge, cabbage seed weevil)

Maximum / recommended dose for single application: 0.15 l/ha.

Application timing: Treatment should be performed at the early petal fall period.

Cabbage aphid

Maximum / recommended dose for single application: 0.15 l/ha.

Application timing: Apply during the appearance of the first aphid colonies.

Recommended water volume: 300 l/ha.

Recommended spraying: medium droplet size.

In winter oilseed rape maximum number of treatments per growing season: 3.

Interval between treatments: at least 14-21 days.

It is recommended to perform a maximum of 3 treatments, including 1 treatment in autumn and 2 treatments in spring.

In spring oilseed rape maximum number of treatments per growing season: 2.

Interval between treatments: at least 14 – 21 days.

FRUIT CROPS:

Apple tree

Apple blossom weevil

Maximum / recommended dose for single application: 0.25 l/ha.

Application timing: Apply just before or during apple bud break. Perform treatment on sunny days, at temperatures of at least 12°C.

Number of treatments: 2.

Interval between treatments: at least 14 – 21 days.

Apple aphid

Maximum / recommended dose for single application: 0.25 l/ha.

Application timing: Apply after the appearance of the first aphid colonies.

Number of treatments: 2.

Interval between treatments: at least 14 – 21 days.

Recommended water volume: 500-750 l/ha.

Recommended spraying: medium droplet size.

Maximum number of treatments per growing season: 2.

Plum tree

Aphids

Maximum / recommended dose for single application: 0.25 l/ha.

Application timing: Apply after the appearance of the first aphid colonies.

Number of treatments: 2.

Interval between treatments: at least 14 – 21 days.

Recommended water volume: 500-750 l/ha.

Recommended spraying: medium droplet size.

Maximum number of treatments per growing season: 2.

Black currant

Aphids

Maximum / recommended dose for single application: 0.25 l/ha.

Application timing: Apply after the appearance of the first aphid colonies.

Number of treatments: 2.

Interval between treatments: at least 14 – 21 days.

Recommended water volume: 500-750 l/ha.

Recommended spraying: medium droplet size.

Maximum number of treatments per growing season: 2.

Strawberry

Raspberry beetle

Maximum / recommended dose for single application: 0.25 l/ha.

Application timing:

Apply before flowering, during the appearance of beetles.

Number of treatments: 2.

Interval between treatments: at least 14 – 21 days.

Recommended water volume: 500-750 l/ha.

Recommended spraying: medium droplet size.

Maximum number of treatments per growing season: 2.

VEGETABLE CROPS:

Field-grown tomato

Colorado potato beetle

Maximum / recommended dose for single application: 0.15 l/ha.

Application timing: Apply during the appearance of beetles or larval hatching.

Recommended water volume: 600 l/ha.

Recommended spraying: medium droplet size.

Maximum number of treatments per growing season: 2.

Interval between treatments: at least 14 – 21 days.

White head cabbage

Cabbage white butterfly, small white butterfly

Maximum / recommended dose for single application: 0.15 l/ha.

Application timing: Apply during the hatching of caterpillars.

Number of treatments: 2.

Interval between treatments: at least 14 – 21 days.

Recommended water volume: 600 l/ha.

Recommended spraying: medium droplet size.

Maximum number of treatments per growing season: 2.

ORNAMENTAL PLANTS:

Rose (in the ground)

Rose aphid

Maximum concentration for single application: 0.025% (25 ml product in 100 l water).

Recommended concentration for single application: 0.015-0.025% (15-25 ml product in 100 l water).

Application timing: Apply after pest is noticed.

Rose leafhopper

Maximum concentration for single application: 0.025% (25 ml product in 100 l water).

Recommended concentration for single application: 0.015-0.025% (15-25 ml product in 100 l water).

Application timing: Apply after pest occurrence is confirmed.

Recommended spray volume: 1000 l/ha.

Recommended spraying: medium droplet size

Maximum number of treatments per growing season: 2.

Interval between treatments: at least 14 – 21 days.

USE OF THE PLANT PROTECTION PRODUCT IN SMALL-AREA CROPS AND APPLICATIONS

The responsibility for the effectiveness and phytotoxicity of the plant protection product used in small-area crops lies solely with its user.

FRUIT CROPS:

Black currant

Currant leafroller

Maximum/recommended dose for single application: 0.25 l/ha.

Application timing: Spray after pest occurrence from the stage when the first leaf is developed until the end of flowering (BBCH 11-69).

Number of treatments: 2.

Interval between treatments: at least 14 days.

Recommended water volume: 500 l/ha.

Recommended spraying: medium droplet size.

Maximum number of treatments per growing season: 2.

Red currant, white currant, highbush blueberry

Aphids, currant leafroller

Maximum/recommended dose for single application: 0.25 l/ha.

Application timing: Spray after pest occurrence from the stage when the first leaf is developed until the end of flowering (BBCH 11-69).

Maximum number of treatments per growing season: 2.

Interval between treatments: at least 14 days.

Recommended water volume: 500 l/ha.

Recommended spraying: medium droplet size.

Aronia

Aphids

Maximum/recommended dose for single application: 0.25 l/ha.

Application timing:

Spray after the first colonies appear, from the stage when the first leaf is developed until the end of flowering (BBCH 11-69).

Number of treatments: 2.

Interval between treatments: at least 14 days.

Rowan moth

Maximum/recommended dose for single application: 0.25 l/ha.

Application timing: Perform treatment in spring when the pest feeds in inflorescences, eating flower buds, from the beginning of inflorescence development to the end of flowering (BBCH 51-69).

Number of treatments: 2.

Interval between treatments: at least 14 days.

Recommended water volume: 500 l/ha.

Recommended spraying: medium droplet size.

Maximum number of treatments per growing season: 2.

Raspberry, blackberry

Aphids, Drosophila suzukii (spotted wing drosophila), raspberry cane midge, raspberry leafroller

Maximum/recommended dose for single application: 0.25 l/ha.

Application timing: Spray after the first aphid colonies appear, from the end of flowering to the end of advanced fruit ripening (BBCH 68-85).

Maximum number of treatments per growing season: 2.

Interval between treatments: at least 14 days.

Recommended water volume: 500 l/ha.

Recommended spraying: medium droplet size.

Strawberry

Aphids

Maximum/recommended dose for single application: 0.25 l/ha.

Application timing: Spray after the first aphid colonies appear from the end of runner shoot development to the beginning of fruit ripening (BBCH 49-81).

Number of treatments: 2.

Interval between treatments: at least 14 days.

Drosophila suzukii (spotted wing drosophila), currant leafroller and other leafrollers, tortricids

Maximum/recommended dose for single application: 0.25 l/ha.

Application timing: Spray after pest occurrence from the end of runner shoot development to the beginning of fruit ripening (BBCH 49-81).

Number of treatments: 2.

Interval between treatments: at least 14 days.

Recommended water volume: 300-600 l/ha.

Recommended spraying: medium droplet size.

Maximum number of treatments per growing season: 2.

Plum tree

Drosophila suzukii (spotted wing drosophila)

Maximum dose for single application: 0.25 l/ha.

Recommended dose for single application: 0.15-0.25 l/ha.

Application timing: Perform treatment 3-4 days after catches on pheromone or sticky traps, from the fruit set growth stage until the end of the stage when fruits are ripe for consumption (BBCH 76-89).

Number of treatments: 2.

Interval between treatments: at least 14 days.

Yellow-necked caterpillar, light fruit moth

Application timing: Apply after catches on sticky traps, at the final petal fall stage (BBCH 67-69).

Maximum dose for single application: 0.25 l/ha.

Recommended dose for single application: 0.15-0.25 l/ha.

Number of treatments: 2.

Interval between treatments: at least 14 days.

Recommended water volume: 500-750 l/ha.

Recommended spraying: medium droplet size.

Maximum number of treatments per growing season: 2.

Sour cherry, sweet cherry

Aphids

Maximum dose for single application: 0.25 l/ha.

Recommended dose for single application: 0.15 - 0.25 l/ha.

Application timing: Spray after the first aphid colonies appear, from the beginning of main shoot growth to the end of the stage when fruits are ripe for consumption (BBCH 31-89).

Number of treatments: 2.

Interval between treatments: at least 14 days.

Cherry fruit fly, Drosophila suzukii (spotted wing drosophila)

Maximum/recommended dose for single application: 0.25 l/ha.

Application timing: Perform treatment 3-4 days after catches on pheromone or sticky traps, when fruit reaches 60-90% of typical size (BBCH 76-79).

Number of treatments: 2.

Interval between treatments: at least 14 days.

Recommended water volume: 500-750 l/ha.

Recommended spraying: medium droplet size.

Maximum number of treatments per growing season: 2.

VEGETABLE CROPS:

White head cabbage

Aphids

Maximum/recommended dose for single application: 0.15 l/ha.

Application timing: Spray after the first aphid colonies appear, from the beginning of the clearly developed first leaf stage until the end of the development stage of the parts of plants intended for harvest (BBCH 11-49).

Number of treatments: 2.

Interval between treatments: at least 14 days.

Recommended water volume: 600 l/ha.

Recommended spraying: medium droplet size.

Maximum number of treatments per growing season including use of the product from earlier part of the label: 2.

Red head cabbage, broccoli, cauliflower, Chinese cabbage

Aphids

Maximum/recommended dose for single application: 0.15 l/ha.

Application timing: Spray after the first aphid colonies appear, from the beginning of the clearly developed first leaf stage until the end of the development stage of the parts of plants intended for harvest (BBCH 11-49).

Maximum number of treatments per growing season: 2.

Interval between treatments: at least 14 days.

Recommended water volume: 600 l/ha.

Recommended spraying: medium droplet size.

Carrot

Aphids

Maximum/ recommended dose for single application: 0.15 l/ha.

Application timing: Spray after the first aphid colonies appear, from the beginning of the clearly developed first leaf stage until the end of the stage when the root reaches typical size and shape (BBCH 11-49).

Number of treatments: 2.

Interval between treatments: at least 14 days.

Carrot fly

Maximum/ recommended dose for single application: 0.15 l/ha.

Application timing: Spray after catches on sticky traps, from the beginning of the clearly developed first leaf stage until the end of the stage when the root reaches typical size and shape (BBCH 11-49).

Number of treatments: 2.

Interval between treatments: at least 14 days.

Recommended water volume: 500 l/ha.

Recommended spraying: medium droplet size.

Maximum number of treatments per growing season: 2.

Common pea grown for fresh seeds, common pea grown for dry seeds)

Aphids

Maximum/recommended dose for single application: 0.15 l/ha.

Application timing: Spray after the first aphid colonies appear, from the beginning of the clearly developed first leaf stage until the beginning of inflorescence development (BBCH 11-49).

Number of treatments: 2.

Interval between treatments: at least 14 days.

Pea weevil

Maximum/recommended dose for single application: 0.15 l/ha.

Application timing: Spray after pest occurrence

Number of treatments: 2.

Interval between treatments: at least 14 days.

Recommended water volume: 200-800 l/ha.

Recommended spraying: medium droplet size.

Maximum number of treatments per growing season: 2.

Bean grown for fresh seeds, bean grown for dry seeds

Aphids

Maximum/recommended dose for single application: 0.15 l/ha.

Application timing: Spray after the first aphid colonies appear, from the beginning of the clearly developed first leaf stage until the beginning of inflorescence development (BBCH 11-49).

Maximum number of treatments per growing season: 2.

Interval between treatments: at least 14 days.

Recommended water volume: 200-800 l/ha.

Recommended spraying: medium droplet size.

Onion grown from seed, onion grown from seedlings, onion grown from sets

Onion fly

Maximum/recommended dose for single application: 0.15 l/ha.

Application timing: Spray after catches on odour or pheromone traps, from the beginning of the clearly visible first leaf stage until the end of the development stage of the parts of plants intended for harvest (BBCH 11-49).

Number of treatments: 2.

Interval between treatments: at least 14 days.

Thrips

Maximum/recommended dose for single application: 0.15 l/ha.

Application timing: Spray after catches on sticky traps, from the beginning of the clearly visible first leaf stage until the end of the development stage of the parts of plants intended for harvest (BBCH 11-49).

Number of treatments: 2.

Interval between treatments: at least 14 days.

Recommended water volume: 200-800 l/ha.

Recommended spraying: medium droplet size.

Maximum number of treatments per growing season: 2.

Stay in touch with us

Once a month we write about price cuts, new stock and the treatment dates that are easy to forget. Enough to catch the offers — and not one message more.

Drawing: a gardener and a farmer with beers, one telling a story, the other laughing