Ad
related to: hydric soils by county oregon
Search results
Results from the WOW.Com Content Network
A hydric soil is defined by federal law [4] to mean "soil that, in its undrained condition, is saturated, flooded, or ponded long enough during a growing season to develop an anaerobic condition that supports the growth and regeneration of hydrophytic vegetation". This term is part of the legal definition of a wetland included in the United ...
The Willamette Valley contains most of Oregon's population; it extends from the Portland metro area in the north to Eugene in the south. The Willamette Valley (/ wɪˈlæmɪt / ⓘ wil-AM-it) is a 150-mile (240 km) long valley in Oregon, in the Pacific Northwest region of the United States. The Willamette River flows the entire length of the ...
Mesic habitat. In ecology, a mesic habitat is a type of habitat with a well-balanced or moderate supply of moisture throughout the growing season (e.g., a mesic forest, temperate hardwood forest, or dry-mesic prairie). The term derives from the Greek misos, meaning middle, indicating its relative moisture content between hydric (moist) and ...
Gleysol. A gleysol or gley soil is a hydric soil that unless drained is saturated with groundwater for long enough to develop a characteristic gleyic colour pattern. The pattern is essentially made up of reddish, brownish, or yellowish colours at surfaces of soil particles and/or in the upper soil horizons mixed with greyish/blueish colours ...
Crater Lake. Oregon is 295 miles (475 km) north to south at longest distance, and 395 miles (636 km) east to west. With an area of 98,381 square miles (254,810 km 2), Oregon is slightly larger than the United Kingdom. It is the ninth largest state in the United States. [1] Oregon's highest point is the summit of Mount Hood, at 11,249 feet ...
The level III ecoregions in Oregon are the Coast Range (1), Willamette Valley (3), Cascades (4), Eastern Cascades Slopes and Foothills (9), Columbia Plateau (10), Blue Mountains (11), Snake River Plain (12), Klamath Mountains (78), and Northern Basin and Range (80). (Compare to map of Level IV ecoregions.) This list of ecoregions in Oregon ...
44°00′N 122°00′W / 44.0°N 122.0°W / 44.0; -122.0. The Eastern Cascades Slopes and Foothills ecoregion is a Level III ecoregion designated by the United States Environmental Protection Agency (EPA) in the U.S. states of Oregon, Washington, and California. In the rain shadow of the Cascade Range, the eastern side of the ...
The Alvord Desert is a desert located in Harney County, in southeastern Oregon in the Western United States. It is roughly southeast of Steens Mountain. The Alvord Desert is a 12-by-7-mile (19 by 11 km) dry lake bed and averages 7 inches (180 mm) of rain a year. Two mountain ranges separate it from the Pacific Ocean —the Coast Range, and the ...
Ad
related to: hydric soils by county oregon