Soil conservation can best achieved by having ( ) A) wind screens B) good crop covers C) restricted human activity D) low rainfall
Answers
Answer:
Complete Answer:
The most important factor in preventing soil erosion is to have good plant cover which helps by binding the top layer of soil with its roots. Windscreens, restricted human activity, and low rainfall also help in slowing the process of weathering, but the most important factor is good to plant cover.
Explanation:
Soil is the basis for sustenance for 7 billion people. It preserves clean water and helps regulate the climate. Soil degradation reduces agricultural yields and threatens farmers' livelihoods. Soil that has been leached of its nutrients cannot support crops, or plants that prevent desertification
Answer:
Soil conservation can best achieved by having good crop covers.
Therefore, the option (B) is correct.
Explanation:
Soil is one of the most important resource provided by nature. Our agriculture is based proper management of this valuable resource to sustain long-term.
- Unfortunately, soil erosion is a big problem when channels are cut through fields. Soil loss is not just problem for the farmer, actually it is an environmental problem.
- Soil conservation involves educed tillage, crop rotation, mulching, cover, cropping and cross-slope farming.
- To prevent soil erosion have good plant cover that will be useful by binding the top layer of soil with its roots.
- Restricted human activity, Windscreens and low rainfall can also help in slowing the process of weathering. But the most important way for soil conservation is good crop cover.
- Cover crops provides good cover and a dense root system. It will help to stabilize soils as well as combat erosion.
- Good cover crops for erosion protection such as Clovers, annual ryegrass, crown vetch, sudangrass, rapeseed, mustards, and cowpeas.
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