Search
Skip to Search Results-
Long-term forage dynamics in pastures sprayed with residual broadleaf herbicide: A test of legume recovery
Download2015
Miller, A.J., Hall, L. M., Summers, B., Bork, E. W.
Legumes such as alfalfa (Medicago sativa L.) and white clover (Trifolium repensL.) are important components of northern temperate pastures where they increase forage productivity and quality, but are susceptible to decline when exposed to broadleaf herbicides. Little is known about the long-term...
-
Direct and indirect drivers of plant diversity responses to climate and clipping across northern temperate grassland
Download2014
Bork, E. W., White, S. R., Cahill Jr, J. F.
It is well known that climate can influence plant community assembly via a multitude of indirect and direct pathways. However, interpretations of plant diversity responses to simulated climate change experiments, and subsequent predictions of plant communities under future climate scenarios,...
-
Short-term native grassland compositional responses following liquid hog manure application
Download2012
Intensive livestock operations (ILOs) are becoming more common in remote regions of the Canadian prairies in an effort to reduce conflict with other land uses. This has led to ILOs situated where the typical sink for manure application, cultivated land, is not available, leading to growing...
-
Effects of flood seasonality and frequency on northern pintail and other breeding ducks in managed prairie wetlands
Download2011
Bork, E. W., Thompson, J. E., Asammoah, S. A.
Anthropogenic flooding to create wetlands is a management option intended to compensate for historical loss of natural wetlands in the Dry Mixedgrass Prairie of western Canada. It may help moderate or reverse declines in density of breeding Northern Pintails (Anas acuta L.) and other waterfowl....
-
2011
We examined the relationship between aspen cover and understory production across two topographic positions and two management systems within the Aspen Parkland of eastern Alberta. Understory biomass typically declined with increasing overstory, with greater yield losses on north-facing forests...
-
Understory responses to mechanical restoration and drought within Montane forests of British Columbia
Download2005
Bork, E. W., Newman, R. F., Page, H. N.
Pre- and post-thinning relationships between forest overstorey and understorey characteristics at sites in both the Interior Douglas-fir (IDF) and Ponderosa Pine (PP) biogeoclimatic zones in the East Kootenay region of southeast British Columbia were investigated to quantify understorey responses...
-
2004
Irving, B. D., Asamoah, S. A., Hudson, R. J., Bork, E. W., Price, M. A.
We evaluated the temporal dynamics of herbage biomass and protein within riparian meadows and upland grasslands of native Aspen Parkland rangeland to understand the contribution of each to lives tock foraging. For the growing season monitored, meadows were greater in forage yield and crude...
-
Herbage yield and crude protein concentration of rangeland and pasture following liquid hog manure application in southeastern Alberta
Download2004
Blonski, L.J., Bork, E. W., Blenis, P.
Intensive hog production is expanding into semi-arid regions of Alberta, where perennial forage lands are increasingly targeted for manure applicati on despite limited guidelines for its efficient use. Herbage yield and crude protein were assessed over two consecutive years within two native...
-
Cattle herbage utilization patterns under high density rotational grazing in the Aspen Parkland
Download2003
Asamoah, S. A., Bork, E. W., Irving, B. D., Hudson, R. J., Price, M. A.
Native Aspen Parkland landscapes consist of a complex mosaic of plant communities, including riparian meadows, upland grasslands, and forests. Sustainable livestock production in this environment depends on an understanding of livestock grazing behavior among communities, particularly under...
-
2002
Bork, E. W., Bogen, A. D., Williams, W. D.
Rough fescue (Festuca campestris Rydb.) is an ecologically and economically important native plant species within grasslands of southwest Alberta. This is also a region where wildfires have become prevalent over the last decade. While the risk of long-term damage from fire may be determined by...