TRICHO-STRIP

 

Unit of packaging

Trichogramma brassicae (parasitic wasp)

Pack size: 5 x 10 cardboard strips each with 5 cards wrapped in cellophane and in a box

Contains: parasitized butterfly eggs, from which 50,000 parasitic wasps hatch

 

Target

Egg stages of several butterfly species, like Mamestra, Laconobia, Chrysodeixis and Autographa.

 

Rates
TRICHO-STRIP	rate	m²/unit	interval (days)	frequency	remark
preventive	5/m²	2000	7	min. 8x	-
curative light	10/m²	1000	7	min. 8x	-
curative heavy	20/m²	500	7	min. 8x	-

 

Introduction

• open package carefully in the greenhouse
• bend strips and tear off. Start tearing opposite hang-up hole
• suspend the cards low in the crop
• do not touch the pupae, they are easily damaged

 

Storage and handling

• storage after receipt: 1-2 days
• storage temperature: 10-15°C/50-59°F
• in the dark

 

Remarks

The black (empty) pupae stay on the card after emergence.

 

Appearance

Female adults: size ± 0.6 mm, black head, black thorax, yellow abdomen

Other stages: develop inside host

 

Mode of action

Female adult parasitic wasp parasitizes butterfly eggs.

 

Visual effect

The first parasitized eggs can be observed in the crop about 1 week after introduction. Parasitized butterfly eggs colour black. In large butterfly eggs parasites can lay several eggs and more parasites per egg will emerge.

 

Important!

The introduction rates of this product should be adjusted to the mode of action of the product and the results that can be expected in the crop where the product is applied. Your local Koppert consultant or recognized distributor will be able to advise you further.

 

Only use products that are permitted in your country / state and crop.