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Effect of Fish Emulsion Foliar Application on Barley

David Ostheller
Lawrence Brown and Paul Peterson, Spokane Co

Objective

Evaluate benefits of foliar application of fish emulsion on barley.

Location: Fairfield, WA
Annual precipitation: 21 inches
Soil series: Naff silt loam

Treatments

Foliar - 2 applications of 1 gal. per acre fish emulsion, plus 1/2 gal. per acre vegetable oil spaced out over two weeks, beginning with the flag leaf stage of growth.

Check - no fertilizer or herbicide applied.

Treated plots were 35’ by 500’, randomized and harvested with a 22 ft. header.

Data

**Yield,** lb/ac
Treatment	Rep 1	Rep 2	Average
Foliar	2646	2703	2675a
Check	2574	2770	2672a
CV			2.60%
Not significant	@ 20%

Conclusion

There was no yield difference between barley with foliar applied fish emulsion and the untreated check.

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Hans Kok, WSU/UI Extension Conservation Tillage Specialist, UI Ag Science 231, PO Box 442339, Moscow, ID 83844 USA Redesigned by Leila Styer, CAHE Computer Resource Unit; Maintained by Debbie Marsh, Dept. of Crop & Soil Sciences, WSU