51�Թ�

There are also some natural substances that are used as pesticides in organic agriculture, often isolated hormones or chemicals from plant tissues that are used as insecticides.

To deal with the increasing outbreaks, farmers are resorting to using herbicides and insecticides that can damage soil quality in the long term and also pose health risks.

The carcinogenic insecticide did not show up in a single unregulated product.

It is a combination of raw sewage and insecticide.

Other perils include exposure to insecticides and the effects of climate change, including increasing temperatures and drought, which affect resources they need to make their marathon migration.