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"pastoralists" - 1 õppematerjal

Savanna
5
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Savanna

there can be major financial benefits from the removal of trees. The removal of trees also assists grazing management. For example in sheep grazing regions of dense tree and shrub cover harbours predators, leading to increased stock losses while woody plant cover hinders mustering in both sheep and cattle areas. A number of techniques have been employed to clear or kill woody plants in savanna. Early pastoralists used felling and ringbarking, the removal of a ring of bark and sapwood, as a means of clearing land). In the 1950's arboricides suitable for stem injection were developed. War-

Keeled → Inglise keel
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