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.
Seeds germinate when soil temperatures are above 65 degrees F. Sow the grass seed in early spring through late summer, earlier is better. Harmonize with seasonal rains. If you want to get a head start on preparation, consider planting a cover crop in the fall. (See below for more details.) Preparation.