EasyOneÂ® Plus Diagnostic. The worldwide leader in spirometry Easy, Fast, Reliable, Accurate. The EasyOne Plus Diagnostic spirometer offers true portability for testing anytime, anywhere. With ndd's TrueFlow Technology, the EasyOne is not influenced by heat, humidity, barometric pressure, or altitude. Some of the many features include:
The best time to put grass seeds down is in the fall. This gives the seeds time to mature before the stresses of summer like heat, traffic, mowing and diseases.he best time to put grass seeds down is in the fall. This gives the seeds time to mature before the stresses of summer like heat, traffic, mowing and diseases.
Mowing It Down. Letting your grass grow tall enough to go to seed means you must mow it in stages. Cutting off more than one-third of the blade height at once can stress the grass and kill it. If the blades are 9 inches high, you can mow only 3 inches off the top, leaving it 6 inches tall.etting your grass grow until it develops seed heads doesn't always help you fill bare spots in your lawn. Some grasses, such as Bermuda (Cynodon dactylon) in USDA zones 7 to 10, send out runners to propagate.