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United States Department of Agriculture

Agricultural Research Service

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Image Number D524-2

To determine the effect tree spacing has on pine straw yield and growth rates, agronomist David Burner measures tree diameter while technicians Karen Chapman and Jim Whiley measure pine straw yields from 1-meter-square grids.

Photo by Stephen Ausmus.

640 pixels wide: (d524-2.jpg)

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Last Modified: 8/13/2016
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