dependence of hydrophytic vegetation, hydric soils, and wetland hydrology and that certain vegetation and soils are valid indicators of wetland hydrology in many circumstances. This protocol was criticized by threeÂ­ parameter fundamentalists who felt that there was a lack of sufficient hydrologic evidence to make a wetÂ­ land determination.
SGI: Students for Genital Integrity: SGI: Seoul Guarantee Insurance (Korea) SGI: Seamless Graphical Interface: SGI: Stray Goose International (military veterans' group; Hurlburt Field, FL) SGI: Saringa Group Inc. SGI: Southport Game and Internet (AU) SGI: Soybean Genomics and Improvement: SGI: Sveriges GummiindustrifÃ¶rening (Swedish Rubber Industry Federation) SGI
What They Are. A speech generating device (SGD), also referred to as voice-output communication aids (VOCA), are electronic devices that allow the user to select messages to be spoken aloud, thereby assisting people who are unable to use natural speech to meet the majority of their communication needs.