Classification
580 - Plants (Botany)
4
000 - Computer science, information & general works
3
610 - Medicine & health
3
363 - Other social problems & services
2
414 - Phonology & phonetics
2
333 - Economics of land & energy
1
500 - Natural sciences & mathematics
1
551 - Geology, hydrology & meteorology
1
576 - Genetics & evolution
1
581 - Specific topics in natural history
1
600 - Technology
1
612 - Human physiology
1
620 - Engineering & allied operations
1
630 - Agriculture & related technologies
1
700 - The arts; fine & decorative arts
1
800 - Literature & rhetoric
1