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What is energy conserving efficiency of ...

What is energy conserving efficiency of modern crop systems ?

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**Step-by-Step Solution:** 1. **Understanding Energy Efficiency in Agriculture:** - Energy efficiency in agricultural systems refers to the amount of energy input required to produce a certain amount of crop yield. It is a measure of how effectively energy is used in the farming process. 2. **Comparison with Ancient Cropping Systems:** - Ancient cropping systems had an energy conserving efficiency of around 3-4%. This means that for every unit of energy input, only 3-4% was effectively utilized for crop production. ...
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