Describe each of the following techniques used in crop production.
Ploughing

Explanation

### Step-by-Step Text Solution for Ploughing

1. **Definition of Ploughing**: Ploughing, also known as tilling, is the agricultural practice of loosening and turning the soil in preparation for planting crops.

2. **Purpose of Ploughing**: The primary purpose of ploughing is to prepare the soil for planting by improving its structure and aeration. This process helps to create a suitable environment for seed germination and root development.

3. **Soil Aeration**: By loosening the soil, ploughing enhances aeration. This allows air to penetrate the soil, which is essential for the respiration of plant roots and beneficial soil microorganisms.

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