Morphology 213 morphology 69 Anatomy and morphology 28 MORPHOLOGY 26 Physiology 26 Plant morphology 25 Botany 22 Microbiology 22 Plant cell 22 metabolism 22 Zoology 21 Genetics 20 Taxonomy 20 Biological control 19 Metabolism 19 Plalnt morphology 17 Dissertations, Academic (Ph.D) 16 Pest control 16 photosynthesis 16 Ecology 15 Photosynthesis 15 Language 14 Taxonomy and Evolution 14 Biology 12 enzymes 12 protoplasm 12 Fungi 11 Insecticides 11 Entomology 10 Plant Pests, (New March 2000) 10