http://dewey.info/scheme/edition/e23/ en
333.95 Biological resources
333.953 Plants and microorganisms
333.95316 Plant conservation 333.9532 Rare and endangered plants 333.9533 Nonnative and native plants 333.9534 Germ plasm resources 333.9538 Seaweeds 333.9539 Plants as sources of energy
http://dewey.info/scheme/edition/e22/ de
333.95 Biologische Ressourcen
333.953 Pflanzen und Mikroorganismen
333.95316 Pflanzenerhaltung, . . . 333.9532 Seltene und gefährdete Pflanzen 333.9533 Nichtheimische und heimische Pflanzen 333.9534 Keimplasma 333.9538 Seegras 333.9539 Pflanzen als Energieträger
Dewey Decimal Classification
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