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EXPLORATION FOR NATURAL ENEMIES

 

            E. F. Legner & T. S. Bellows

 

 

Introduction    87

Area of Search   87

Considerations on Geographic Origin of Pest   87

Securing Natural Enemies in the Native Range   90

Searching Outside the Native Range   90

Summary Concerning Search Locations   91

 

Risk Assessment and Evaluation of Natural Enemy Potential   91

 

     Terrestrial Vertebrates   92

     Phytophagous Arthropods and Phytopathogens   92

     Terrestrial Scavengers   92

     Aquatic Vertebrates and Invertebrates   93

     Parasitic and Predaceous Arthropods and Arthropod Pathogens   93

     Assessing Natural Enemy Potential   94

 

Planning, Preparation, and Execution of a Foreign Collecting Trip   95

     Planning and Preparation   95

     Conducting the Exploration   96

 

References  98