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प्रश्न
Mention two ways by which soil can get nitrogen.
टिप्पणी लिखिए
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उत्तर
(i) Use of fertilizer.
(ii) Crop rotation: Rotation ofxrpps is a system in which farmers grow pulses or leguminous crops after the harvest of a soil exhausting crop. Through this method the soil retains its fertility or gets back the nitrogen.
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Types of Soil
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