The Agricultural Chemical User's Manual plays an important role in the efficient and economic production of wholesome food and fibrous products, reducing soil erosion and maintaining human health and lifestyles for an ever increasing world population. Agricultural chemicals are also known as pesticides and include herbicides, insecticides and fungicides. Chemical use is the key to ensuring that agricultural chemicals are beneficial to the community as a whole, and not just beneficial to users only. The community must have confidence that human health and the environment are protected when agricultural chemicals are used. The manual is a tool for anyone involved in pest or weed control activities by providing users with sound scientific advice on a range of subjects including basic pest and weed identification, effective pest and weed control strategies, appropriate application technology as well as ways to reduce the impacts of agricultural chemical spray drift.