SOILS AND NATURAL VEGETATION
SOILS
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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soil exhaustion
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soil decomposition
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soil conservation
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soil fertility
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Detailed explanation-1: -Bare soil is highly susceptible to erosion. Excess tillage destroys soil structure and organic matter. In conservation tillage, at least 20 to 30 percent of the soil surface is covered in the previous year’s crop residue after planting.
Detailed explanation-2: -Intensive farming, rotational farming, step-farming, afforestation, terrace farming, and contour farming are some general practices that are efficient methods of soil conservation.
Detailed explanation-3: -You can reduce soil erosion by: Maintaining a healthy, perennial plant cover. Mulching. Planting a cover crop – such as winter rye in vegetable gardens. Includes annual grasses, small grains, legumes and other types of vegetation planted to provide a temporary vegetative cover.
Detailed explanation-4: -No-till farming assists in soil conservation as well since it implies no or minimum disturbance and planting seeds into the crop residue. The basic idea is not to leave soil bare, as bare areas are highly prone to erosion, and plants keep it in place with their root systems.
Detailed explanation-5: -Soil Erosion Simple Definition In other words, soil erosion is the removal of the most fertile top layer of soil through water, wind and tillage.