Difference between absolute and relative weed
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Absolute weed
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Relative weed
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1. Absolute weed has no economic value.
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1. Relative weed has some economic value but in a particular place it has no economic value.
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2. Difficult to control.
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2. Not so difficult to control
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3. Eradication is difficult.
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3. Eradication is not difficult.
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4. Absolute weed is not crop plant.
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4. Relative weed is actually crop plant.
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5. Example: Cynodon dactylon
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5. Example: Jute plant in Aus rice
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