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1132266 Managing Soil and Land, Watcharapong Wongdee M.4/3 No.28 - Coggle…
Managing Soil and Land
Soil
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- Cover land surface of the earth.
- Supports the growth of plants.
- Acts as habitat for numerous types of organisms.
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Alternate Cropping
- Is growing different crops in a set pattern of alternation.
- Most often it is also called as the Crop Rotation.
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Judicious use of Input
- Water, fertilizers, and pesticides are principal inputs of agriculture.
- Flooding of fields with water, during irrigation causes an increase in the salt content of the soil and makes it saline.
- Fertilizers damage soil composition if applied in excess quantities.
- The synthetic pesticides applied on crop plants cause serious soil pollution and kill various types of soil organism inhabiting it.
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Use of Manure, Bio-fertilizers, and Bio-pesticides.
- Manure or compost is a mixture of organic materials prepared under natural conditions through the decomposition of bio-wastes and agricultural residues.
- Manure may be of different types-like.
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- Bio-fertilizers are specific type of living organisms like.
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- Bio-pesticides are biological agents that are helpful in controlling plant pests.
- Bio-herbicides or bio-insecticides are living organisms which destroy herbs.
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