Considerable controversy has taken place between those who favor quota sampling and those who advocate area sampling in opinion polling. This article does not attempt to give a final solution to the ...

Traditional grab sampling methods require supplementary devices such as electric pumps, batteries, charging devices, calibrators, tubing, connectors, and auxiliary equipment. The collection of whole ...

Hydrologists from the Department of Energy's Pacific Northwest National Laboratory are using a simple apparatus of quarter-inch-diameter plastic tubing to collect samples at varying levels in the ...

Laboratory mice are the most frequently used animals in biomedical research. In accordance with guidelines for humane handling, several blood sampling techniques have been established. While the ...

SPRINGFIELD, Mo. (KY3) - COVID-19 cases are once again starting to drop across Greene County. According to the Springfield-Greene County Health Department, the area reached a peak on Jan. 20, 2021. At ...

Agricultural soil testing is critical to determining soil’s nutrient concentration and variability across your fields. It is ideal to test your fields’ soil at least every two to three years to inform ...

There are few things more depressing for an arable farmer than having a load of grain rejected. While losing a premium for low Hagbergs in milling wheat or high nitrogen in malting barley is ...

ABERDEEN PROVING GROUND, Maryland – Soldiers from the U.S. Army’s three Nuclear Disablements Teams trained for radiological sampling missions at the 1st Area Medical Laboratory Headquarters on ...