series of micronutrient standards, largely used by the US and Canada.

The Dietary Reference Intake is a more complete set of guidelines based on four different measurements: the Estimated Average Requirements (EAR), or the nutrients needed to satisfy the needs of 50% of a particular age group; the Recommended Daily Allowances (RDA); the Adequate Intake (AI); the Tolerable Upper Limit (UL) which is the maximum amount of a nutrient that can safely be ingested for particular age groups.

Dietary Reference Intakes. The most recent series of nutrient guidelines issued by the national Academy of Sciences' Food and Nutrition Board. Included under the DRI umbrella are RDAs, AIs, and ULs. This series of guidelines is more comprehensive than previous nutritent guidelines issued by the board. The figures cover healthy individuals, from infants to pregnant women to the elderly.

Desert Research Institute

Dean's Research Initiative. a Faculty of Science scheme that provides funding for up to three years to support a strategic new research initiative.

see 'Dean's Research Initiative'.

Tibetan ox (Bos grunniens) with long shaggy hair and a humped back, kept in the uplands of central Asia for its milk and soft dense underfur, and as a pack animal. Found high on the Tibetan plateau. The yak is the male of the species.

See Differential Reinforcement of Incompatible Behaviors

DIFFERENTIAL RATE OF INTEREST

Digital Receipt Infrastructure:. Utilizing this infrastructure enables consumers and organizations to prove that electronic transactions and events actually took place. In legal terms, these serve as a digital trail, as opposed to a paper trail.

Data Resources, Inc.

Development of Regional Impact

Direct Reading Instruments