The Library of Congress > Linked Data Service
  Label Vocabulary Concept Subdivision Identifier
21. Biological control LC Subject Headings (LCSH)
Topic General Subdivision sh00007762
Biocontrol
22. Collection and preservation LC Subject Headings (LCSH)
Topic General Subdivision sh99005228
Preservation and collection
23. Life cycles LC Subject Headings (LCSH)
Topic General Subdivision sh00006205
Cycles, Life
24. Training LC Subject Headings (LCSH)
Topic General Subdivision sh00005616
25. Seasonal variations LC Subject Headings (LCSH)
Topic General Subdivision sh00007943
26. Psychic aspects LC Subject Headings (LCSH)
Topic General Subdivision sh2002011484
27. Ecology LC Subject Headings (LCSH)
Topic General Subdivision sh99005735
28. Selection LC Subject Headings (LCSH)
Topic General Subdivision sh99002536
29. Dispersal LC Subject Headings (LCSH)
Topic General Subdivision sh99005670
30. Catalogs and collections LC Subject Headings (LCSH)
Topic General Subdivision sh2006008264
31. Control--Environmental aspects LC Subject Headings (LCSH)
Complex Subject General Subdivision sh99005379
32. Colonization LC Subject Headings (LCSH)
Topic General Subdivision sh99005562
33. Cultural control LC Subject Headings (LCSH)
Topic General Subdivision sh99005454
34. Breeding LC Subject Headings (LCSH)
Topic General Subdivision sh99004865
35. Geographical distribution--Climatic factors LC Subject Headings (LCSH)
Complex Subject General Subdivision sh2001008675
36. Effect of turbidity on LC Subject Headings (LCSH)
Topic General Subdivision sh00005017
37. Effect of water pollution on LC Subject Headings (LCSH)
Topic General Subdivision sh00005021
38. Hybridization LC Subject Headings (LCSH)
Topic General Subdivision sh2004006349
39. Age determination LC Subject Headings (LCSH)
Topic General Subdivision sh99002261
Determination of age
40. Embryos LC Subject Headings (LCSH)
Topic General Subdivision sh00005879


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