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.
Roundup will kill your crabgrass and any other grasses so spray only in the areas where you do not have much good grass you are trying to save. The good thing is you can plant grass seed in those areas 7 days after spraying Roundup. You should rake out the crabgrass to help rough up the soil prior to seeding.