However, it is also heavy, and, if the system does not provide continuous water, the plant roots may dry out.

However, most plant roots do not work at their best unless they have help from fungi.

Transmission of the virus takes place when they become associated with the plant roots.

Hill soil around the plant roots at this time to help support the stalks.

Also, water is placed very near the plant roots.

The larvae eat plant roots and other matter near the soil surface.

This means the substrate will hold nutrients and make them available for the plant roots.

It may cause damage to plants as a result of its absorption from the soil by plant roots.

When a thaw does occur, plant roots can be pushed around.

Scientists may soon be able to use sound waves and computer images to "see" plant roots without digging them up.