Substances (usually poisons some of which have been banned for their toxic effect on the environment and food chain) called insecticides such as nicotine derivatives, pyrethrum derivatives and DDT.
Insects are harmful to crops because they can be carrying dirty kinds of bacteria, and they can cause diseases in plants and kill plants.
yes they kill more harmless insects than harmful ones.
no. in fact, they eat dead leaves and kill harmful insects. Sonya Dunn.
You should not kill all insects...only those harmful insects...some insects benefit for us..some they harm us especially pests...so,don't kill ALL of them
Chlordane is harmful to many different insects. Some of the insects that this will kill include bees, wasps, hornets, and dragonflies.
Most substances foreign to frogs are harmful or lethal.
NO THEY cANt theyre wings do. Not contain any harmful substances
With the exception of one's for flies, they are not effective. Every home should have a light trap for flying insects.
Yes, Zinc can kill a bird. It can also be harmful to people, I belive. Zinc and Lead are both substances that can kill birds.
Fertilizer itself does not typically kill insects when used in gardening. However, some fertilizers may contain chemicals that can be harmful to insects if they come into direct contact with them. It is important to use fertilizers according to the instructions to minimize any potential negative effects on insects.
IT;S does not matter the gene which are used to kill insects if it is caused to death of insects so why in human it;s also survive in human body long time i think so it may be harmful.
Some viruses target harmful organisms. For example, bacteriophage viruses kill bacteria. Other viruses might kill mosquitoes or weevils or other harmful insects without hurting any other species.