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Full-Text Articles in Other Ecology and Evolutionary Biology

Investigating Meter Scale Topographic Variation As A Factor Of Monterey Pine (Pinus Radiata) Growing Conditions At Kenneth Norris Rancho Marino Reserve, Cambria, Ca, William J. Meyst Jun 2014

Investigating Meter Scale Topographic Variation As A Factor Of Monterey Pine (Pinus Radiata) Growing Conditions At Kenneth Norris Rancho Marino Reserve, Cambria, Ca, William J. Meyst

Natural Resources Management and Environmental Sciences

Endemic Monterey pine (Pinus radiata) is limited to three locations in California due to its unique ecological requirements. This project was conducted to investigate spatial growth patterns ofMonterey pine over complex ground surfaces. The coastal hills of Rancho Marino Reserve, Cambria, were surveyed using four 150-m transects to quantify and record ground surface features and growing conditions ofMonterey pine. Changes in elevation of each transect were measured using an Abney level. Linear ground surfaces were found at 86% (344 of 400) of survey nodes. Convex ground surfaces were found at 10.5% of survey nodes (42 of 400). Of …


Soils Of Temperate Rainforests Of The North American Pacific Coast, Dunbar N. Carpenter, James G. Bockheim, Paul F. Reich Jan 2014

Soils Of Temperate Rainforests Of The North American Pacific Coast, Dunbar N. Carpenter, James G. Bockheim, Paul F. Reich

United States Department of Agriculture-Agricultural Research Service / University of Nebraska-Lincoln: Faculty Publications

Temperate rainforests have high conservation and natural resource value, but the soils of this bioregion have not previously been studied as a unit. Here we examine the soils of North America's Pacific coastal temperate rainforests, utilizing databases from the United States Natural Resources Conservation Service and the Canadian Centre for Land and Biological Resources Research to (i) identify the soil taxa, (ii) evaluate the soil properties, and (iii) compare soils in temperate and tropical rainforests. There are strong climate gradientswithin these temperate rainforests,with the mean temperature declining from 11.7 °C to 6.1 °C and the mean annual precipitation increasing from …


"Over The River And Through The Woods": An Analysis Of Understory And Canopy Plant Diversity In Urban Riparian Forests, Carlisle R. Evans Peck Jan 2014

"Over The River And Through The Woods": An Analysis Of Understory And Canopy Plant Diversity In Urban Riparian Forests, Carlisle R. Evans Peck

Urban Forest Project

As population growth explodes and urban areas expand, studying the ecology of urban areas has become increasingly important. Urban development has been shown to drastically alter native habitats and to severely degrade biodiversity. However, urban landscapes also hold the potential to harbor and support valuable biodiversity especially if managed correctly. We studied the understory herbaceous plant and overstory tree canopy diversity of eight forested ravines in the small cities of Rock Island and Moline IL surrounded by a range of urban development intensity. The goal of the project was to determine whether or not the composition of the plant communities …