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.
It would be great if one day a good St Augustine grass seed was developed. There are a number of different St Augustine varieties that are available for the public. Breeding is being done to improve the grass and to make a more SAD and chinch bug resistant turf. The chinch bug is very small insect, but a major pest. SAD (St Augustine Decline) is a disease that is caused by a virus.