Environmental Tolerance of Plants 12 Plant Breeding and Genetics 9 Plant Physiology and Biochemistry 7 Plant Production 7 Stress 7 Stress response 7 Adaptation 6 more ... Molecular Biology and Molecular Genetics, (Discontinued March 2000, Reinstated and Revised June 2002) 6 Plant Cropping Systems 6 Field Crops, (New March 2000) 5 Plant diseases 5 Plants 5 Crop Produce 4 Crops 4 Drought resistance 4 Genetic improvement 4 Horticultural Crops, (New March 2000) 4 Meteorology and Climate 4 Plant Water Relations 4 Plant pests 4 Plant physiology 4 Viral, Bacterial and Fungal Diseases of Plants, (New March 2000) 4 Climatic change 3 Cold stress 3 Crop production 3 Effect of stress on 3 Frost 3 Frost resistance 3 Insect pests 3 Plant Pests, (New March 2000) 3 less ...