Authoritative reference book describes hundreds of introduced and native pests and diseases. A photo short-cut section at the start of the book and symptoms charts at the beginning of each chapter help the reader establish what is causing a problem. Each symptom is cross-referenced to the text, with colour photographs and detailed line drawings of pests, insect lifecyles and damage symptoms on plants to help identify the problem. 448 pages, paperback. David L Jones, W. Rodger Elliot and Sandra R Jones.