What is terracing PDF?
Terracing refers to building a mechanical structure of a channel and a bank or. a single terrace wall, such as an earthen ridge or a stone wall. Terracing reduces. slope steepness and divides the slope into short gently sloping sections (Morgan, 1986), as shown in Figure 1.
What is terracing method in farming?
Terracing is a soil conservation practice applied to prevent rainfall runoff on sloping land from accumulating and causing serious erosion. Terraces consist of ridges and channels constructed across-the-slope.
What is terrace irrigation?
Each step is irrigated by water transported down the mountainside from springs, rivers, or reservoirs, using a complex network of canals, sluices, and pipes. The terraces allow the hillside to be cultivated with a minimum of soil erosion; they serve to keep irrigation water on the fields.
What is Mangum terrace?
Definition of mangum terrace : a broad low ridged terrace that is used as part of a farm’s water-disposal system.
Is terrace farming good or bad?
Existing literature and information shows that terraces can considerably reduce soil loss due to water erosion if they are well planned, correctly constructed and properly maintained. If not maintained, they can provoke land degradation.
What are some disadvantages of terrace farming?
Disadvantages include the capital cost of building terraces, and the time required to maintain terraces. Terraces that are not properly maintained will fail, and such failures can lead to gully erosion and other problems.
Where is terracing used?
The terrace farming method has made cultivation of crops in mountainous or hilly regions possible. It is usually used anywhere there is a hill or a mountain, particularly in Asia by rice-growing countries like Vietnam, the Philippines, and Indonesia, where terrace farming is the chosen method.
What is Magnum terrace?
Mangum, a Wake County farmer, is generally acknowledged as the inventor of the Mangum terrace, a system of hillside ridges used to increase cultivatable land, conserve soil moisture, and minimize erosion, and a feature that came to dominate the agricultural landscape of the cotton South.