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Fire plays a key role in shortleaf pines ecology, fire influences their maintenance, structure, composition, regeneration, and establishment. Fire reduces competition with different tree species which increases shortleaf pine survival, and it also prepares the soil for regeneration. Shortleaf pine typically respond well to prescribed fire. [12]
Common pine (Pinus spp.) species are shortleaf pine (Pinus echinata) and loblolly pine (Pinus taeda). The pine forests are regenerated by fire. Without fire, hardwood species grow in below the pines. [2] Sugar maple (Acer saccharum), a shade tolerant tree, grows amid the oaks and hickories in the northern part of this ecoregion. [6]
The bulk of the habitat protected by the Forest are mature stands of open pine savanna, principally made up of shortleaf pine (Pinus echinata), a declining species. Shortleaf pine ecosystems are fire-adapted and support a wide range of biodiversity. Decline of this ecosystem in East Texas is principally due to urbanization and fire-suppression ...
Prescribed burn associations are proving key to conservationists’ efforts to restore a longleaf pine range forming the backbone of forest ecology in the American Southeast. A US pine species ...
Pitch pine is known to cross with pond loblolly and shortleaf pines. One of those crosses is the pitlolly pine (pinus x rigitaeda), a natural hybrid between the loblolly pine and the pitch pine. This hybrid combines the tall size of the loblolly pine and the cold-hardiness of the pitch pine. This hybrid was used as substitute of loblolly pine ...
For example, plants of the genus Eucalyptus contain flammable oils that encourage fire and hard sclerophyll leaves to resist heat and drought, ensuring their dominance over less fire-tolerant species. [1] [2] Dense bark, shedding lower branches, and high water content in external structures may also protect trees from rising temperatures. [3]
Southern Appalachian low-elevation pine forests occur on a variety of topographic and landscape positions, including ridgetops, upper- and mid-slopes, and in lower elevations (generally below 2,300 feet (700 m)) such as mountain valleys. These forests dominated by shortleaf pine (Pinus echinata) and Virginia pine (Pinus virginiana).
This forest is found in fire-sheltered locations surrounded by pine-dominated uplands, including slopes near rivers and sinkholes. Sand laurel oak ( Quercus hemisphaerica ) is the typical oak species; post oak ( Quercus stellata ), southern red oak ( Quercus falcata ), and white oak ( Quercus alba ) are associates.