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Flashcards in Grassland Types Deck (11)
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0
Q

Tropical grasslands: (3)

A

An intermediate vegetation type between woodland and tropical grassland.
Characterised by scattered trees or shrubs with a grass understory.
Occur in southern and Eastern Africa and Australia.

1
Q

Natural grasslands: (4)

A

Form without human intervention.
Distribution and species determined by soil type and climate.
Occur in a generally hot and dry climate.
Can be classified into tropical and temperate.

2
Q

Temperate grasslands: (2)

A

Most have been highly exploited and substantially altered through agriculture.

Occur in N America, Argentina, S Africa & China.

3
Q

Semi-natural grasslands: (2)

A

Communities that reflect deflected climaxes due to human intervention.

Deforestation, burning or grazing are most common causes.

4
Q

Intensive / Agricultural grasslands: (2)

A

Intentionally managed to produce crops.

Usually consist of a limited number of species.

5
Q

NVC divides grasslands into:

A

Montane - pH <5

Mesotrophic - pH 5 - 6.5

Calcicolous - pH 6.5 - 8.5

6
Q

Grassland classified by: Climate

A

Temperate / Tropical

7
Q

Grassland classified by: Soil moisture

A

Wet / Dry

8
Q

Grassland classified by: Degree of modification by humans

A

Natural / Semi-natural / Agricultural

9
Q

Grassland classified by: Primary management

A

Meadow / Pasture / Sports turf

10
Q

Grassland classified by: Botanical composition

A

NVC types.