Number of grazing animals per unit weight of herbage
Grazing pressure is defined as the number of grazing animals of a specified class (age, species, physiological status like pregnant) per unit weight of herbage (herbage biomass). It is well established in general usage. [1]
^Hodson, J. (1979). "Nomenclature and definitions in grazing studies". Grass and Forage Science. 34: 11–17. doi:10.1111/j.1365-2494.1979.tb01442.x.
particular have evolved in the presence of grazing from large herbivores and are well-adapted to it. Grazingpressure due to livestock can be regulated and...
commonly used for grazing domestic livestock. As a result, much of the world's savannas have undergone change as a result of grazing by sheep, goats and...
above rivers and lakes which have avoided clearance and intensive grazingpressure. There are notable examples in Ireland especially along its western...
input into its symbiotic relationships, protecting the plant from grazingpressure. A DNA sequencing project was undertaken in 1999, which mapped the...
different strategies of grazing for optimum production: grazing may be continuous, seasonal, or rotational within a grazing period. Longer rotations...
high price of fodder, grazing is the only choice. In the past, the Bedouins had developed a system for rotating grazingpressure in order to protect plants...
grama (Bouteloua curtipendula). The prairie was formerly maintained by grazingpressure of American bison, which is the keystone species. Due to its semiarid...
defined as an urchin-dominated area with little or no kelp. Urchin grazingpressure on kelp is a direct and observable cause of a "barren" area. However...
harmful elements such as fire. They can also protect plants from heavy grazingpressure from animals, the plant might be eaten to the ground but new growth...
Grazing by single-celled zooplankton accounts for the majority of organic carbon loss from marine primary production. However, zooplankton grazing remains...
seagrasses. To counter this, they use a strategy called "cultivation grazing". This grazing can alter the composition of seagrass communities and favor species...
capacity for livestock. Drought in combination with high levels of grazingpressure can function as the tipping point for an ecosystem, causing woody encroachment...
Conservation grazing or targeted grazing is the use of semi-feral or domesticated grazing livestock to maintain and increase the biodiversity of natural...
Increased temperatures, likely from global warming, and increased grazingpressure may have caused the rapid decline in population. According to IUCN...
and are implicated in devastating kelp beds by forming grazing fronts. The intense grazingpressure exerted by urchins is an important link in a trophic...
above rivers and lakes which have avoided clearance and intensive grazingpressure. There are notable examples on the islands and shores of Loch Maree...
the disappearance of the megaherbivores, grazingpressure was maintained by deer and elk, and then by the grazing animals of European settlers. Some recent...
Sierras de Cazorla, Segura y Las Villas Natural Park) increased the grazingpressure, as well as the risk of transmission of both native and exotic diseases...
plant frost and wildfire resistant, and allow it to survive heavy grazingpressure. The leaves can become up to 300 centimetres (10 ft) long and 8 mm...
and the grazing web. Mushrooms produced by decomposers in the detrital web become a food source for deer, squirrels, and mice in the grazing web. Earthworms...
orchids. In prehistory, the species presumably relied upon seasonal grazingpressure, or was limited to early succession habitats and permanent grassland...
The wild garrigue, then, is a man-formed landscape. The intensity of grazingpressure has had a direct response in the ecotope, reflected today in the decline...
sheep and pashmina-type goats in the region. There has been intense grazingpressure due to domestic and wild herbivores on the land. Yaks are found in...
to nutrient depletion in the stratified water column and increased grazingpressure by zooplankton. The most limiting nutrient in the marine environment...
as an iron-acquisition strategy. Other organisms, when subjected to grazingpressure, produce ligands which decrease the bioavailability of iron to themselves...
been becoming scrubland through natural succession because of reduced grazingpressure; the only long-term effect of the fires on Dorset heathlands was a...
replanting programmes are meeting with limited success due to heavy grazingpressure by livestock belonging to local farmers. Anyway, assisted migration...