ARS Photo Library
Image Number K11613-1
A fertigation system used on romaine lettuce in Coachella Valley, California.
Metered chemical fertilizers are introduced through plastic tubing and injection
ports at various points in the irrigation pipe. An elbow provides mixing of the
injected chemical with the irrigation water, which is then distributed into multiple
Photo by Floyd Adamsen.
640 pixels wide: (k11613-1.jpg)
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