I agree with Killer. I have done a bunch of test runs for Subbing and if you nuke a clean sample for about 8 seconds it seems to stay at about 97.3 to 97.8 for several hours. Just make sure your test is within 2 hours or so and you should be fine.
Allee Elm. Ulmus parvifolia. Ulmaceae. No Image Available: Height 30'-40' Spread 35'-45' Deciduous. The Allee Elm is a large deciduous tree that grows in most soils. Leaves turn a golden color in fall with distinctive peeling bark. Drought tolerant.
Elm Tree Leaf. The Elm is a deciduous tree that's hard to miss. Some species can grow as high as 115 feet tall with leaf canopies that stretch out as far as 80 feet wide. In addition to its impressive size, the Elm has a number of other noteworthy characteristics, including: