meninges. plural of meninx; the three membranes covering the brain and spinal cord: the dura mater, arachnoid, and pia mater. adj., adj meninÂ´geal. Meninges of the central nervous system.tymology: Gk, meninx, membrane. the three membranes enclosing the brain and the spinal cord, comprising the dura mater, the pia mater, and the arachnoid membrane. The pia mater and the arachnoid can become inflamed by bacterial meningitis, causing serious complications that may be life-threatening. meningeal, adj.
If you eliminate the underlying causes of lawn stress, the chinch bugs are less likely to return. Causes of Stress In Turfgrasses. Some causes of grass plant stress include: Mowing improperly: mowing too short, using dull blade. Over-use of nitrogen fertilizer, which stimulates excessive grass foliage growth.
Are areas of your lawn bumpy and uneven? When you walk across these areas does the soil sink or feel soft? If so, some type of soil dwelling critter is probably the cause. During winter the activity of moles, earthworms, and mole crickets can cause mounds and tunnels in lawns that result in uneven or rough patches. To fix these problem areas you must first diagnose which critter is causing the damage.