Worms of North Dakota
Species maps, aggregate map, earthworm diagram, species photos, and bibliography of earthworm species found in North Dakota
(Score: 0.452)
Definition:
Measuring small areas of land as subsets of a population that, if properly selected, may be used to estimate the parameters of the population. [Adapted from Glossary of Geology, 4th ed.] & [American Heritage Dic. of the English Language, 4th ed.]