Saturday, February 16, 2013

What is the meaning of Grassland? Concept, Definition of Grassland

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Definition of grassland


1 Meaning of grassland

It refers to the plant formation characterized by the dominant presence of drought tolerant herbaceous plants. Also known as Prairie or steppe, is made up of grasses of different species.
The grassland is located within the classification of biomes; like the tundra, forests, deserts, etc. It is usually composed of semi-arid regions where the presence of trees is lacking or is null. Plant which predominates is the herb and can be divided into grasslands in temperate environments, tropical grasslands and pastures semi-tropical.
Subtropical grasslands occur in lands where the soil is very porous and generally little fertile. Made up of meadows of great extesidad and low-rise, with grasses that are fertilized by the presence of wind. Its flora is sparse, possesses little of trees and abundant undergrowth.
In terms of animal species, there is a predominance of iguanas and the presence of insects. In those places where the climate is more temperate, the fauna is varied and squirrels, moles, mice and snakes can also be found.
Grasslands represent a major source of food for large herds of the herbivorous animals, giving them thanks to their abundant seeds, proteins and carbohydrates very helpful for these animals. On the other hand, the human being has made use of grasslands, the development of agriculture and animal husbandry.
Unfortunately, at present, both hunting and deforestation, have caused a large decrease in animals and plants. Overgrazing along with the creation of growing areas have begun to transform old grasslands into desert spaces.


2. Definition of grassland

Grassland is a surface that has the floor covered with grass in abundance. Grass, it usually grows in a wild way, without anyone you of forms or keep it controlled.
For example: "this is not a garden, is a grassland", "the corpse was found in grassland and was covered by vegetation", "my mom won't let me play in the pasture because it says that there can be no vermin".
Grassland, on the other hand, is a kind of ecosystem in which herbs abound. It is ecosystems that may have arisen by action of nature or as a result of an action of the human being to obtain a favourable ground for animal husbandry or for recreation.
Experts say that more than 25% of the surface of our planet is covered by grasslands. In the only area where unregistered grassland is in Antarctica, due to weather conditions.
In general, a grassland arises in areas allowing for its level of rainfall, the development of herbs but no trees that create a forest. It should be noted that, according to certain characteristics, grasslands can receive specific names and be classified as steppes, pampas, savannas or grasslands.
When the ground has been modified by man with the aim of providing food to their animals, it is grassland cultivation. Thanks to these pastures, cows, sheep and other livestock can feed directly from the ground, eating herbs that are cultivated there.
Source consulted or translated:   Pastizal

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