This handy identification guide to the plants that cause billions of dollars annually in crop loss and control measures includes information on:

· The harm that weeds cause

· Benefits from weeds

· Major weed habitats

Accurate full-color illustrations and descriptive text identify the principal weeds and weed groups that invade lawns, gardens, fields, and roadsides. Range maps show distribution within the United States.

Using clear text and detailed illustrations, Golden Guides from St. Martin's Press present accurate information in a handy format for the beginner to the expert. These guides focus on what your students are really going to see. They are easy to use: detailed, full-color illustrations, text, and maps are all in one place. They are easy to understand: accurate, accessible information is simplified without being misrepresented. They are authoritative, containing up-to-date information written experts and checked by specialists. And they are portable: handy and lightweight, designed to fit in a pocket and be carried anywhere.