English (United Kingdom)

https://curated-unify.zendy.io/wp-json/zendy-region/v1/featured_content/oa?rat=en

https://curated-unify.zendy.io/wp-json/zendy-region/v1/highlighted_journal/

Global: Zendy Plus annual

Presents the access of premium content as premium feature

Premium Content

Presents the keyphrase highlighting as premium feature

Keyphrase Highlighting

Presents the summarisation as premium feature

Summarisation

Insights

Presents the pdf analysis as premium feature

PDF Analysis

Presents the zaia usage as premium feature

ZAIA

Global: Zendy Plus monthly

Global: Zendy Tools annual

Global: Zendy Tools monthly

Global: Zendy Free Plan

The Heart River doramage basm of southwestern North Dakota comprises an area of 3,365 square miles and lies Withm the Missouri Plateau of the Great PlaiiliS provmce Streamflow of the Heart River and Its tnbutaries durmg 1949-58 was directly proportiOnal to the dramage area After the construction of Hea!'lt Butte Dam m 1949 and Dickmson Dam m 1950, the mean annual streamflow near Mandan was decreased an estimated 10 percent by IrrigatiOn, evruporation from the two reservoirs, and mumCipal use Processes tlbat contnbute sediment to the Heart River 'are mass wastmg, advancement of valley heads, and sheet, lateral stream, and gully erosiOn In general, glacial deposits, terraces, and bars of Quaternary age are sources of sand and larger sediment, and the rocks of Tertiary age are sources of clay, silt, and sand The average annual suspended-sediment discharges near Mandan were estimated to be 1,300,000 tons for 1945--49 and 710,000 tons for 1950-58 The percentage composition of Ions m water of the Heart River, based on average concentratiOns m eqmvalents per million for selected ranges of streamflow, changes With flow and from station to statiOn Durmg extremely low flows the water contams a large percentage of sodmm and about equal percentages of bicarbonate and sulfate, and durmg extremely high flows the water contams a large percentage of calcmm plus magnesmm and bicarbonate The concentratiOns, m parts per million, of most of the wns vary mversely with flow The water m the reservoirs-Edward Arthur Patterson Lake and Lake Tsdluda--durmg normal or 'R1bove-normal runoff IS of smtable quality for public use Generally, because of medmm or high salimty hazards, the successful long-term use of Heart River water for IrrigatiOn Will depend on a moderate amount of lea'Chmg, 'adequate dramage, 'and the growmg of crops that have moderate or good salt tolerance

Sedimentation and chemical quality of surface water in the Heart River drainage basin, North Dakota