Lower back tightness can cause muscle twitching, pain and reduced range of motion. Photo Credit Dirima/iStock/Getty Images. Lower back muscle tightness is the cause of a muscle spasm. This can be brought on by a strain, overuse or muscle weakness, according to BetterMedicine.com. If your lower back muscles lack strength, and a stronger back muscle pulls on this weak muscle, it can create tightness or pain. While lower back tightness can be managed at home, occasionally medical intervention is needed to treat this common condition. Rest your lower back muscles.
Wasp and Scale Insects Help Control Giant Reed. An arundo gall wasp deposits eggs into the main stem of a giant reed. (Image by USDA/ARS) The release of tiny insects to combat the invasive weed giant reed is paying off, according to a recent U.S. Department of Agriculture (USDA) study.
Goldenrod Gall Fly Life-Cycle. The goldenrod gall fly (Eurosta solidaginis) is a common and widely distributed insect found coast to coast in the central part of North America. The adult flies emerge from their galls in late spring.In Manitoba they emerge mid to late May, or even early June.n southern Manitoba there is one critter that is particularly suited for a class room demonstration of survival at sub-zero temperatures. The larva of the Goldenrod Gall Fly (Eurosta solidaginis) is both common and easy to get.