Blood meal is an example of an organic source of nitrogen.

In relation to topography, in what area across a landscape would you likely find a relatively flat area with deep and well-drained soil dominated by shrubs?

The use of cover crops removes organic matter from the field.

The occupant with the strongest bond at the cation exchange site is nitrogen.

Aerating the soil improves the water intake rate.

Microirrigation concentrates water application at the crop’s root zone.

Which of the following are reasons citations matter? (Select all that apply)

The following are optimal treatment modalities in treating periodontitis except:

A patient’s gingiva is pink in color and there is no recession of the gingival margin.  Slight dental biofilm is present on the teeth.  The dental hygienist decides after a visual inspection with a mouth mirror that this patient has a healthy periodontium.  Is the dental hygienist correct?

Self-care around the dental implant can be accomplished using any of the following cleaning aids except: