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

Please provide your email address to receive an email when new articles are posted on . CHICAGO — A one-touch method compared favorably with the traditional method of collecting corneal ...

Plant and Soil, Vol. 366, No. 1/2 (May 2013), pp. 351-361 (11 pages) Aims Tree roots are spatially highly heterogeneous and it thus requires large numbers of samples to detect statistically ...

Sean Ross is a strategic adviser at 1031x.com, Investopedia contributor, and the founder and manager of Free Lances Ltd. Gordon Scott has been an active investor and technical analyst or 20+ years. He ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Representative sampling and random sampling ...

The analysis of the experiences and attitudes of the LGBT population in this report is based on a survey conducted April 11-29, 2013, among a sample of 1,197 self-identified LGBT adults, 18 years of ...

Not only is breast cancer more than one disease, but a single breast cancer tumor can vary within itself, giving the potential for very different patient treatment plans depending on the tumor sample ...