HORTICULTURE

Detailed explanation-1: -A pesticides is any substance that reduces prevents, repels or eliminates pests.

Detailed explanation-2: -herbicide, an agent, usually chemical, for killing or inhibiting the growth of unwanted plants, such as residential or agricultural weeds and invasive species. A great advantage of chemical herbicides over mechanical weed control is the ease of application, which often saves on the cost of labour.