Compendium of Hop Diseases and Pests is a comprehensive and authoritative account of diseases and pests of hops as well as numerous other disorders and injuries that impact this valuable specialty crop.

More than 140 color images are presented with expert scientifically peer-reviewed descriptions of the identifying characteristics of disease and pest symptoms and their causal agents.

This book also provides an overview of the taxonomy and botanical traits of the genus Humulus. It provides insight into cone uses and chemistry, methods for hop production, and an extensive list of hop cultivars and their characteristics.

The description of each disease or pest includes a general account of its importance and world distribution, symptoms, causal organism or agent, disease cycle and epidemiology, management, and selected references.

Compendium of Hop Diseases and Pests assists in the diagnosis of hop diseases and pests in the field, laboratory, or diagnostic clinic and provides recommendations for management of hop diseases and pests.

Contents

Introduction

• The Genus Humulus
• Cone Uses and Chemistry
• Hop Production
• Hop Cultivars and Breeding

Part I: Infectious/Biotic Diseases

• Diseases Caused by Fungi and Oomycetes
• Diseases Caused by Viruses and Viroids
• Diseases Caused by Nematodes
• Diseases Caused by Bacteria and Phytoplasma

Part II: Arthropod Pests

• California Prionus Beetle
• Damson-Hop Aphid
• Garden Symphylan
• Hop Flea-Beetle
• Hop Looper and Other Lepidoptera
• Root Weevils
• Rosy Rustic Moth
• Two-Spotted Spider Mite
• Insect Pests of Minor Importance

Part III: Post-Harvest Disorders and Diseases

• Bale Self Healing
• Cone Early Maturity
• Noninfectious Abiotic Disorders

Index

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