However, although they are often necessary tools in the study of specific and interspecific relationships, mathematical methods arouse skepticism in many systematists when they are applied to superspecific groupings.Diese Akquisition wird unsere Marktposition in Deutschland verdoppeln. Breaking of Bread and the Breaking of Boundaries
For example, systematics is important in the study of agricultural, forest, and livestock pests, as well as of parasites that are injurious to domestic and wild animals, plants, and humans and that pose a threat to the inland fishing industry, marine fishing, and hunting. Schwaben-Power
ISBN 978-0-8014-4799-0 Taxonomy, systematic biology, systematics, biosystematics, scientific classification, biological classification, phylogenetics: At various times in history, all these words have had overlapping, related meanings.Factors such as mutations, genetic divergence, and hybridization all are considered evolutionary units.
New York: McGraw-Hill, p.