Biochemistry 136 Microbiology 131 Genetics 94 Engineering 80 Computer science 78 Homescience 72 Pharmacology and Toxicology 69 BIOLOGY 63 General Book 60 Knowledge Western 60 Statistics 57 Literature collections 54 Nutrition 52 Harvesting 51 Management 47 Physiology 47 INTERNATIONAL REVIEW OF CYTOLOGY 45 Pathology 45 Sociology 45 Floriculture 43 Psychology 39 atmosphere 39 Chemistry 38 GENETICS 38 BEILSTEINS HANDBUCH DER ORGANISCHEN CHEMIE 37 Climatology 35 Entomology 34 LPM 34 Ecology 32 Encyclopaedia 32