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Contents - Faperta

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xii <strong>Contents</strong><br />

Horizontal Gene Flow ................................................................................................ 307<br />

Transgene Instability .................................................................................................. 307<br />

Conclusions ....................................................................................................................... 308<br />

References ......................................................................................................................... 308<br />

10. Deployment of Insect-Resistant Transgenic Crops for Pest Management:<br />

Potential and Limitations ............................................................................................. 317<br />

Introduction ...................................................................................................................... 317<br />

Progress in Development of Insect-Resistant Transgenic Crops .............................. 318<br />

Effectiveness of Transgenic Crops for Controlling Insect Pests ........................... 318<br />

Cotton ....................................................................................................................... 318<br />

Cereals ...................................................................................................................... 321<br />

Grain Legumes ....................................................................................................... 323<br />

Potato ........................................................................................................................ 323<br />

Vegetables ................................................................................................................ 323<br />

Deployment of Transgenic Plants for Pest Management ........................................... 323<br />

Transgenic Crops and Chemical Control ................................................................ 324<br />

Transgenic Crops and Biological Control ................................................................ 325<br />

Transgenic Crops and Cultural Control .................................................................. 326<br />

Advantages and Limitations of Insect-Resistant Transgenic Crops ......................... 327<br />

Stability of Transgene Expression ............................................................................. 328<br />

Performance Limitations ............................................................................................ 329<br />

Secondary Pest Problems ........................................................................................... 329<br />

Insect Sensitivity ......................................................................................................... 330<br />

Evolution of Insect Biotypes ...................................................................................... 330<br />

Environmental Infl uence on Gene Expression ....................................................... 330<br />

Conclusions ....................................................................................................................... 331<br />

References ......................................................................................................................... 331<br />

11. Transgenic Resistance to Insects: Interactions with Nontarget Organisms ...... 339<br />

Introduction ...................................................................................................................... 339<br />

Bt Sprays, Transgenic Plants, and Nontarget Organisms .......................................... 341<br />

Interaction of Transgenic Crops with Nontarget Organisms: Protocols<br />

for Ecotoxicological Evaluation of Transgenic Plants ............................................. 342<br />

Infl uence of Transgenic Crops on Diversity of Nontarget Organisms .................... 345<br />

Infl uence of Transgenic Crops on Activity and Abundance of Pollinators ............ 347<br />

Interaction of Transgenic Crops with Predators ......................................................... 348<br />

Synergistic/Neutral Interactions .............................................................................. 349<br />

Bt Toxins .................................................................................................................. 349<br />

Lectins ...................................................................................................................... 350<br />

Antagonistic Interactions ........................................................................................... 350<br />

Bt Toxins .................................................................................................................. 350<br />

Protease Inhibitors ................................................................................................. 352<br />

Lectins ...................................................................................................................... 352<br />

Interaction of Transgenic Crops with Parasitoids ....................................................... 352<br />

Synergistic/Neutral Interactions .............................................................................. 353<br />

Bt Toxins .................................................................................................................. 353<br />

Lectins ...................................................................................................................... 353<br />

Antagonistic Interactions ........................................................................................... 354<br />

Bt Toxins .................................................................................................................. 354

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