The earth rotates on an imaginary line called an?

The earth rotates on an imaginary line called axis.

This imaginary line runs from North pole to the South pole of Earth.

the major pests we deal with are insects, weeds and fungal diseases. a pesticide is a product, whether organic or chemical, used to kill the target pest. there are other techniques gardeners should use that can prevent the severe infestations that make the use of pesticides necessary