Magnetic Dendrometer

This application is supported by the USDA National Institute of Food and Agriculture, Hatch project NI18HFPXXXXXG055 and the National. Science Foundation award #1832170. The Government may have some interest in this application.

FIG. 1 illustrates a top isometric view of a magnetic dendrometer, showing a 3D view of the design.

FIG. 2 illustrates a top orthogonal view thereof.

FIG. 3 illustrates a bottom orthogonal view thereof.

FIG. 4 illustrates a back orthogonal view thereof.

FIG. 5 illustrates a side orthogonal view thereof; and,

FIG. 6 illustrates a front orthogonal view thereof.

The described article is a dendrometer for measuring and quantifying water stress in agricultural, horticultural and wild plants. The described dendrometer employs a movable magnet and a stationary magnetic sensor for determining plant stem expansion and contraction.