Dictionary > Geometric mean diameter

Geometric mean diameter

Geometric mean diameter
a measure of the central tendency of particle size composition of substrate materials sometimes used as an index of the quality of spawning gravels. Also referred to as D50 size.

Last updated on July 24th, 2022

You will also like...

Meiosis is a form of cell division that creates gametes. It is comprised of two divisions that in the end, the resulting..

Some of the body movements can be controlled at will, others cannot. The body has a motor program, which is the pattern ..

According to Charles Darwin's theory of natural selection, preferable genes are favored by nature in the gene pool, and ..

Plants, like animals, produce hormones to regulate plant activities, including growth. They need these hormones to respo..

Humans are capable of only one mode of reproduction, i.e. sexual reproduction. Haploid sex cells (gametes) are produced ..

Human intelligence provided the means to utilize abstract ideas and implement reasoning. This tutorial takes a further l..