Chapter 13 Rangeland Management Flashcards Preview

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Flashcards in Chapter 13 Rangeland Management Deck (17)
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1

What are the types of rangelands?

grasslands, tropical savannas, tundra, desert shrublands, shrub woodlands, temperate forests, tropical forests.

2

occuur in temperate regions and are made up of a mixture of grasses and some forbs, typically free of trees or shrubs. develop in areas with 25-75cm of annual rainfall

grasslands

3

occur mostly in Africa, none in US, mixture of grasses, shrubs, and scattered trees.

tropical savanna

4

found in very cold areas in the Arctic or as meadows at high mountain elevations, uses mostly by wild animals

tundra

5

largest area of the world's grasslands, have an arid climate less than 25cm rainfall, poorly developed soils and sparse vegetation dominated by low growing shrubs

desert shrublands

6

same rainfall belt as grasslands, but have low growing trees and dense shrubs for vegetation

shrub woodlands

7

naturally occuring open stands, areas with with plenty of open sunny land for grasses to grow, timber cutting opens up for grasses to grow

temperate forests

8

provide little vegetation under their dense canopies and are of little relative importance to grazing

tropical forests

9

the first federal effort to regulate grazing on federal public lands. The Act establishes grazing districts and uses a permitting system to manage livestock grazing in the districts in order to improve rangeland conditions and regulate their use.

Taylor Grazing Act 1934

10

what does the Taylor Grazing Act do?

establish grazing districts of vacant, unappropriated and unreserved land from any parts of the public domain and which are valuable chiefly for grazing and raising forage crops

responsible for protecting, administering, regulating, and improving of the grazing districts

to preserve the land and resources from destruction or unnecessary injury, and provide for orderly improvement and development of the range

11

Nutritious, tasty, decrease w little grazing pressure

Decreasers

12

Nutritious, less tasty, increase w moderate grazing

Increasers

13

Not very nutritious, unappealing, even poisonous or harmful

Invaders

14

the maximum number of animals that can graze each year on a given area of range, for a specific number of days without causing a downward trend in forage production, quality, or or soil quality.

Grazing carrying capacity

15

continued heavy grazing that exceeds the carrying capacity of the community and results in a deteriorated range

overgrazing

16

offered 160 acres of public land to anyone who would settle the land and reside on it for 5 years

Homestead Act of 1862

17

2 agencies primarily responsible for managing public rangelands?

BLM, USFS