The insecticide DDT will sterilize a German cockroach. The insecticide will prevent the cockroaches from reproducing and will eventually kill them.
A cockroach's body is covered in a hard exoskeleton made of chitin. This exoskeleton provides protection and support for the cockroach's internal organs. It also helps prevent water loss from the cockroach's body.
Guava leaves and guava tree extract can be used as effective cockroach repellent. Roaches are initially attracted to the leaves but when they eat them, the leaves have a chemical inside them that can disrupt breeding cycles.
Well my Dubias produce 30 babies a month. [If breeding is doing very good.]
If the drains are truly clogged, there will be no breeding in them as no one will be able to fit in. If there are gaps and you find people breeding there, clog the drains even more.
The plural form of the noun cockroach is cockroaches.
Keep males and females separated.
Dams can and have prevented the fish from getting to their normal breeding grounds which they have used for thousands of years.
If you find a cockroach on its back in your kitchen, it is likely in distress. You can help by gently flipping it over using a paper towel or a disposable glove and then disposing of it outside or in a sealed container. It's also a good idea to clean the area where you found the cockroach to prevent more from coming in.
The stages of developement in a cockroach are: Egg - nymph - adult cockroach
a baby cockroach is not called a small cockroach-it is called a nymph.
Cockroach control is not that tough a task but it is best to prevent their intervention into your home. If you have cockroach issues you should use a good quality repellent for it. It works in most cases or get a pest control done.