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Using organic materials as nitrogen fertilizers

by Barbarick, K. A.
Published: Colorado State University Cooperative Extension, 1993

Description: 1 digital file (2 unnumbered pages ; 498 KB).

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Organic materials as nitrogen fertilizers

by Barbarick, K. A.
Published: Colorado State University Cooperative Extension, 1996

Description: 1 digital file (2 unnumbered pages ; 372 KB).

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Biosolids recycling on crop- and rangeland

by Barbarick, K. A.
Published: Colorado State University Cooperative Extension, 1994

Description: 1 digital file (4 unnumbered pages ; 1, 079 KB).

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Fertilizer cost calculations

by Barbarick, K. A.
Published: Colorado State University Cooperative Extension, 1990

Description: 1 digital file (2 unnumbered pages ; 790 KB).

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Nitrogen sources and transformations

by Barbarick, K. A.
Published: Colorado State University Extension Service, 1981

Description: 1 digital file (2 unnumbered pages : illustrations ; 416 KB).

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Nitrogen sources and transformations

by Barbarick, K. A.
Published: Colorado State University Extension Service, 2006

Description: 1 PDF (3 unnumbered pages : illustrations ; 98 KB).

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Biosolids application to no-till dryland crop rotations 2008 results the cities of Littleton and Englewood, Colorado and the Colorado Agricultural Experiment Station, project numbe...

by Barbarick, K. A.
Published: CSU Extension : Department of Soil and Crop Sciences : College of Agricultural Sciences, 2010

Description: 1 digital file (22 pages : illustrations ; 824 KB).

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Land treatment of Municipal sewage effluent at Hayden, Colorado

by Barbarick, K. A.
Published: Colorado Water Resources Research Institute, Colorado State University, 1977

Description: 1 PDF (vii, 92 leaves : illustrations ; 3040KB).

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Biosolids application to no-till dryland crop rotations 2010 and 2011 results

by Barbarick, K. A.
Published: College of Agricultural Sciences : Department of Soil and Crop Sciences : CSU Extension, 2012

Description: 1 online resource (34 pages) : illustrations.

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Application of anaerobically digested biosolids to dryland winter wheat 2009-2010 results

by Barbarick, K. A.
Published: College of Agricultural Sciences : Department of Soil and Crop Sciences : CSU Extension, 2011

Description: 1 online resource (14 pages) : illustrations.

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Application of anaerobically digested biosolids to dryland winter wheat 2010-2011 results

by Barbarick, K. A.
Published: College of Agricultural Sciences : Department of Soil and Crop Sciences : CSU Extension, 2012

Description: 1 online resource (18 unnumbered pages) : illustrations.

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Biosolids application to no-till dryland crop rotations 2009 results

by Barbarick, K. A.
Published: College of Agricultural Sciences : Department of Soil and Crop Sciences : CSU Extension, 2011

Description: 1 online resource (23 pages) : illustrations.

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Biosolids recycling

by Barbarick, K. A.
Published: Colorado State University Cooperative Extension, 2007

Description: 1 PDF (4 unnumbered pages ; 104 KB).

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Organic materials as nitrogen fertilizers

by Barbarick, K. A.
Published: Colorado State University Cooperative Extension, 2006

Description: 1 PDF (2 unnumbered pages ; 88KB).

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Biosolids application to no-till dryland crop rotations 2006 results

by Barbarick, K. A.
Published: Colorado State University, College of Agricultural Sciences : Cooperative Extension : Department of Soil and Crop Sciences, 2008

Description: 1 PDF (17 pages : illustrations ; 433KB).

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Wheat grain and soil changes following termination of sewage biosolids application

by Barbarick, K. A.
Published: Colorado State University, Agriculture Experiment Station : Department of Soil and Crop Sciences, 2001

Description: 1 PDF (39 pages : illustrations ; 102KB).

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Biosolids application to no-till dryland crop rotations

by Barbarick, K. A.
Published: Colorado State University, Agricultural Experiment Station : Cooperative Extension : Department of Soil and Crop Sciences, 2003

Description: 1 PDF (26 pages : illustrations ; 74KB).

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Biosolids application to no-till dryland crop rotations 2002 results

by Barbarick, K. A.
Published: Colorado State University, Agricultural Experiment Station : Cooperative Extension : Department of Soil and Crop Sciences, 2004

Description: 1 PDF (23 pages : illustrations ; 310KB).

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Biosolids application to no-till dryland crop rotations 2003 results

by Barbarick, K. A.
Published: Colorado State University, Agricultural Experiment Station : Cooperative Extension : Department of Soil and Crop Sciences, 2005

Description: 1 PDF (23 pages : illustrations ; 452KB).

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Biosolids application to no-till dryland crop rotations 2007 results the cities of Littleton and Englewood, Colorado and the Colorado Agricultural Experiment Station, project numbe...

by Barbarick, K. A.
Published: Extension : Department of Soil and Crop Sciences : College of Agricultural Sciences, 2009

Description: 1 PDF (22 pages : illustrations ; 840 KB).

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