Organizational communication also flows through a formal network. The five most common networks are the chain, Y, wheel, circle, and all-channel. Besides network patterns, another method to help school administrators analyze communication flows and patterns is network analysis. In network analysis, communication flows and patterns are analyzed between units and across hierarchical positions.
O. v. subsp. hirtum (Link) Ietsw. - (Italian oregano, Greek oregano) is a common source of cultivars with a different aroma from those of O. v. gracile. Growth is vigorous and very hardy, with darker green, slightly hairy foliage. Generally, it is considered the best all-purpose culinary subspecies.
Iron-ore mining methods vary by the type of ore being mined. There are four main types of iron-ore deposits worked currently, depending on the mineralogy and geology of the ore deposits. These are magnetite, titanomagnetite, massive hematite and pisolitic ironstone deposits. Banded iron formations