Are genetically modified plants a perspective for the future? Do they solve the nutritional problems of humanity? In this textbook, the authors provide a current and competent overview of the opportunities and risks of plant biotechnology: fundamental methods, modern procedures for the production and identification of transgenic plants, application examples, as well as release trials and commercialization are presented. Boxes with background information, excursions into interesting details, key statements, and a comprehensive glossary complement the text. For the 4th edition, all chapters have been largely updated in content. All illustrations are now in color, making the explanations even clearer than before. Here you will find factual information in response to pressing questions.