It appears to require soil disturbance in order to germinate.

The paper suggested that soil disturbance and materials left over from the logging process may have disturbed the growth of seedlings.

Minor soil disturbance was also found at the alleged landing site.

However, the soil disturbance and resulting erosion are important considerations when using such measures.

In all cases, soil disturbance following herbicide treatment is inadvisable.

The area was also used a tank training ground, leading to much soil disturbance.

Based on soil disturbances and discoloration, there are more.

And at last he saw them: broken traces of a soil disturbance- tracks-leading to the west.

Many infant botulism patients have been demonstrated to live near a construction site or an area of soil disturbance.

The soil disturbance in the grave and the presence of the upper body would have facilitated their access.