Transgenic plants 51 Genetically engineered organisms 20 Plants 19 Genetic Engineering, Gene Transfer and Transgenics, (New June 2002) 16 Plant Breeding and Genetics 15 Genetic engineering 12 Biotechnology 10 Genetic transformation 10 Risk assessment 9 Agricultural biotechnology 6 Crops 6 Plant biotechnology 6 Biotechnology (General), (Revised June 2002) 5 Horticultural Crops, (New March 2000) 5 Molecular Biology and Molecular Genetics, (Discontinued March 2000, Reinstated and Revised June 2002) 5 Agricultural Economics 4 Agriculture 4 Field Crops, (New March 2000) 4 Plant Pests, (New March 2000) 4 Plant pathogens 4 Plant pests 4 Taxonomy and Evolution 4 Biosafety 3 Environmental impact 3 Evolution 3 Food 3 Gene flow 3 Genetic Engineering 3 Genetic engineering industry 3 Genetically modified foods 3