Vegetative propagation in grass includes ________.

Explanation

**Step-by-Step Solution:**

1. **Understanding Vegetative Propagation**: Vegetative propagation is a form of asexual reproduction in plants where new plants grow from parts of the parent plant, such as stems, roots, or leaves.

2. **Identifying the Method in Grass**: In grasses, one common method of vegetative propagation is through structures known as runners.

3. **Defining Runners**: Runners are horizontal stems that grow along the ground. When these runners touch the soil, they can develop roots and give rise to new plants.

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