Pests of Ornamental Trees, Shrubs and Flowers: A Colour Handbook, Second EditionOrnamental trees, shrubs and flowers have always been extremely popular and there is large demand-whether in gardens or parks-for alpines, bedding plants, cacti, cut flowers, house plants and pot plants, as well as herbaceous plants, ornamental grasses, shrubs and trees. The first edition of this comprehensive and beautifully illustrated book was e |
Contents
| 7 | |
| 8 | |
| 9 | |
| 20 | |
Chapter 3 Mites | 405 |
Chapter 4 Miscellaneous pests | 434 |
Glossary | 444 |
| 450 | |
| 451 | |
| 460 | |
Back Cover | 481 |
Other editions - View all
Pests of Ornamental Trees, Shrubs and Flowers: A Color Handbook David V. Alford Limited preview - 2012 |
Common terms and phrases
Adults appear Adults emerge anal antennae aphid attacks August autumn bark beetle birch Betula blackish body brownish buds cause Chrysanthemum cocoons colonies common pest crab-apple Malus Crataegus DAMAGE Infested dark brown depositing eggs disfigured distributed in Europe dorsal Eggs are laid eggs hatch elongate elytra Eurasiatic Fagus sylvatica flowering cherry Prunus foliage following spring fore wings forms fully fed galls greenhouses greenish grey greyish hawthorn Crataegus head herbaceous hind wings HISTORY Adults occur honeydew host plants insect July June larvae larvae feed leaf miner legs Linnaeus locally common mainland Europe mainly black male marked midge mite numbers nymphs oak Quercus onwards ornamental plants overwinter pair pale parthenogenetic pest pinacula polyphagous prothoracic plate Pupa pupate reddish brown rose Rosa sawfly shiny siphunculi soil sometimes summer tergites thorax thrips Tilia tissue tortrix moth trees and shrubs usually weevil whitish Widely distributed willow Salix wingspan yellow yellowish brown