What is Trichogramma target insect?
15.5. The primary target pest species are moth larvae or eggs and various beetle larvae.
What is the use of Trichogramma?
Trichogramma spp. have been used for control of lepidopteran pests for many years. They can be considered the Drosophila of the parasitoid world, as they have been used for inundative releases and much understanding today comes from experiments with these wasps.
What are Trichogramma eggs?
Trichogramma are tiny wasps that kill the eggs of Lepidoptera by laying one or more of their own eggs inside the much larger eggs of Lepidoptera. The Trichogramma egg hatches into a small larva, which feeds on the inside of the moth eggs, killing it.
What is Trichogramma Pretiosum?
Trichogramma pretiosum Riley (Hymenoptera: Trichogrammatidae) is an important natural egg parasitoids of pest insects in the agricultural environment, being used as a form of biological control, and it may be affected by the Bacillus thuringiensis (Bt) toxin present in transgenic plants widely used in Brazil.
How do you know you have Trichogramma?
In males of Trichogramma, the identification is mostly based on genitalia characteristics, antennae and forewings [19, 20, 21] whereas, in females, ovipositor and hind tibia length are considered for identifying different species.
How do Trichogramma wasps work?
The wasps are supplied in a carded dispenser which holds the Trichogramma eggs. The cards require no set up process, other than to be placed at the site of infestation; i.e. on top of your clothing. The wasps will emerge from inside the card and seek out the moth eggs.
How effective are Trichogramma wasps?
Experiments have shown Trichogramma wasps to be 60% to 95% better at controlling pests such as the bollworm and tobacco budworm than in untreated fields. Trichogrammas often consume up to 98% of a host’s eggs in nature. Females deposit their eggs inside the eggs of host insects.
What plants attract Trichogramma wasps?
To attract them, plant umbrella-shaped flowers and herbs, such as yarrow, Queen Anne’s lace, zinnias, fennel and dill. These wasps also savor alyssum, cosmos, allium, statice and thyme.