What famous monument in the Yucatan Peninsula

the most famous monument is chichen itza

passing a magnet thought the

mixture , because iron gets attracted to magnet .

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