January 2023

Irrigation Farming

By |2022-09-15T12:36:33+02:00January 24th, 2023|Notes, O Level Geography, Ordinary Level Notes|

Small scale irrigation. Image credit wfp.org

ZIMSEC O Level Geography Notes:Agriculture:Farming types in Africa:Irrigation Farming

  • This is the artificial application of water on land in order to grow crops when prevailing climatic and weather conditions cannot sustain such crop growth.
  • This expensive farming system is carried out in order to:
    1. Increase […]
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Problems caused by nomadism

By |2022-09-15T12:36:39+02:00January 24th, 2023|Notes, O Level Geography, Ordinary Level Notes|

Tuaregs of North Africa. Image credit thisfabtrek.com

ZIMSEC O Level Geography Notes:Agriculture:Farming types in Africa: Subsistence farming: Problems caused by nomadism

  • The way of life led by the nomads creates a lot of problems to the environment, to themselves, to other people and to African governments.
  • These problems include:

Cattle diseases.

  • These spread […]
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Types of Irrigation

By |2022-09-15T12:36:32+02:00January 24th, 2023|Notes, O Level Geography, Ordinary Level Notes|

Sprinkler irrigation are a form of modern irrigation. Image credit financialgazette.co.zw

ZIMSEC O Level Geography Notes:Agriculture:Farming types in Africa:Irrigation Farming:Types of Irrigation

  • irrigation may be divided into two groups namely:
  • traditional forms of irrigation and
  • modern ones.

Traditional forms of irrigation

  • Under traditional methods, there’s the water wheel moved by draught power […]
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Solutions to the Problems Caused by Nomadism

By |2022-09-15T12:36:39+02:00January 24th, 2023|Notes, O Level Geography, Ordinary Level Notes|

Sedentarization is a possible solution. Image credit aljazeera.com

ZIMSEC O Level Geography Notes:Agriculture:Farming types in Africa:Solutions to the Problems Caused by Nomadism

  • The problem caused by nomads are a cause for concern for settled farmers and governments in Africa, as well as international organisation such as the United Nations.
  • As a result, […]
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Farming types in Africa: Shifting Cultivation

By |2022-09-15T12:36:41+02:00January 24th, 2023|Notes, O Level Geography, Ordinary Level Notes|

Shifting Cultivation Land. Image credit geography.name

ZIMSEC O Level Geography Notes:Agriculture:Farming types in Africa: Subsistence farming:Shifting Cultivation

Areas where practised in Africa

  • Central DRC,
  • Miombo Woodlands of Tanzania,
  • The Chitemene system by the Bemba and the Ushi in north-east Zambia,
  • The Chiinge system in the Chipinge area of Zimbabwe and
  • Central Guinea.

Characteristics

  • Shifting […]
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Nomadism: A Case Study

By |2022-09-15T12:36:39+02:00January 24th, 2023|Notes, O Level Geography, Ordinary Level Notes|

Sahel Nomads. Image credit btcycle.com

ZIMSEC O Level Geography Notes:Agriculture:Farming types in Africa: Subsistence farming: Nomadism: A Case Study: Sedentarisation of nomads in the Sahel

Sedenterisation of Nomads in the Sahel

  • In this scheme, an area to settle the nomads is selected by UN officials.
  • A deep well is sunk at the centre, […]
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The Main Irrigation Schemes of Africa and Zimbabwe

By |2022-09-15T12:36:32+02:00January 24th, 2023|Notes, O Level Geography, Ordinary Level Notes|

Vaal Barrage dam in South Africa. Image credit blogspot.com

ZIMSEC O Level Geography Notes:Agriculture:Farming types in Africa:The Main Irrigation Schemes of Africa and Zimbabwe

  • Almost every country in Africa has irrigation schemes of different sizes, most of them too small to note but the big ones are few due to the […]
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Nomadism Case Study: The Fulani of West Africa

By |2022-09-15T12:36:38+02:00January 24th, 2023|Notes, O Level Geography, Ordinary Level Notes|

Fulani herder. Image credit vqronline.org

ZIMSEC O Level Geography Notes:Agriculture:Farming types in Africa: Subsistence farming: Nomadism Case Study: The Fulani of West Africa

  • The Fulani practice their nomadism in a vast tract of land called the Sahel stretching from the Atlantic coast to the Ethiopian Highlands in the east.
  • This region covers […]
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Gezira versus Lowveld Irrigation schemes

By |2022-09-15T12:36:30+02:00January 24th, 2023|Notes, O Level Geography, Ordinary Level Notes|

Gezira Irrigation cotton plants. Image credit MIT

ZIMSEC O Level Geography Notes:Agriculture:Farming types in Africa:Gezira  versus Lowveld Irrigation schemes

Gezira Irrigation Scheme

  • Is one of the largest irrigation schemes in the world
  • It is found int the state of   Al Jazirah in Sudan
  • It is located at the confluence of the […]
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