Botany 608 Plants 489 Plant physiology 482 Plant pathology 450 Medicinal plants 336 Plant breeding 274 Plant Protection 244 Plant diseases 235 Agriculture 183 Biotechnology 176 Plant biotechnology 141 Plant disease 140 PLANT 131 Agronomy 123 Plant Biotechnology 116 Crop improvement 112 Medicinal Plants 111 Plant Propagation 111 Photosynthesis 110 Plant Breeding and Genetics 109 Plant propagation 109 Dissertations, Academic (Ph.D) 107 Biochemistry 105 Horticulture 101 Biology 99 Physiology 98 Ecology 96 Soil science 96 Genetics 92 PLANT PHYSIOLOGY 84