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Biosolids Fertilization for Dryland Pacific Northwest Wheat Production

Creator:

Sullivan, Dan M., Bary, A. I., Kropf, J. A., and Granatstein, D. M.

Abstract:

The fertilizer value of anaerobically-digested, dewatered biosolids in dryland cereal cropping systems was evaluated at six locations in central and eastern Washington (25 to 35 cm annual precipitation zone). Biosolids were applied at rates of 3 to 20 Mg/ha (approximately 150 to 900 kg N/ha). We measured increases in soil...

Resource Type:

Conference Proceeding

Full Text:

application. Surface (0-30 cm) samples were analyzed for pH, Olsen (bicarbonate) P, and exchangeable K