Publications

Fertilizer: nutrient management, conservation tillage, cover cropping, manure treatment

Classification of Conservation Tillage Practices in CA Irrigated Row Crops. J. Mitchell. Publication 8364, 2009

Conservation Tillage Tomato Production in California’s San Jose Valley. J. Mitchell. Publication 8330, 2009

Cover Cropping for Vegetable Production. R. Smith et al., eds. Publication 3517, 2011

Dairy Nutritionists’ Roles in Nutrient Use. D. Meyer. Publication 8278, 2007

Fertilizing Landscape Trees. E. Perry. Publication 8045, 2001

Fertilizing with Microirrigation. B. Hanson. Publication 21620, 2006

How to Improve Preliminary Dairy Facility Assessment Ratio. D. Meyer Publication 8283, 2007

Manure Treatment Technologies: Anerobic Digesters. D. Meyer. Publication 8409, 2011

Organic Vegetable Production Part 4: Fertilization. M. Gaskell. Publication 7249, 2006

Pesticide Choice: Best Management Practice (BMP) for Protecting Surface Water Quality in Agriculture. R. Long. Publication 8161, 2005

Small Grain Production Manual Part 4: Fertilization. L. Jackson. Publication 8167, 2006.

Tillage and Crop Management Effects on Air, Water, and Soil in California. W. Horwath. Publication 8331, 2008

Total Mixed Ration (TMR) Sampling Protocol. P. Robinson, D. MeyerPublication 8413, 2010

Using Feed Inventory Records to Reduce Nutrient Loading at Dairy Operations. D. Meyer. Publication 8277, 2007

Vegetative Filter Strips for Nonpoint Source Pollution Control in Agriculture. A. T. O’Geen. Publication 8195, 2006

Watersheds, Groundwater, and Drinking Water: A Practical Guide. T. Harter, L. Rollins. Publication 3497, 2008

Research

California Agriculture journal

Research connects soil hydrology and stream water chemistry in California oak woodlands
by Anthony T. O'Geen, Randy A. Dahlgren, Alexandre Swarowsky, Kenneth W. Tate, David J. Lewis, Michael J. Singer
April-June 2010 pp78-84

As carbon dioxide rises, food quality will decline without careful nitrogen management
by Arnold J. Bloom
April-June 2009 pp67-72

Conservation tillage and cover cropping influence soil properties in San Joaquin Valley cotton-tomato crop
by Jessica J. Veenstra, William R. Horwath, Jeffrey P. Mitchell, Daniel S. Munk
July-September 2006 pp146-153

Nutrients flow from runoff at burned forest site in Lake Tahoe Basin
by W. Wally Miller, Dale W. Johnson, Theresa M. Loupe, James S. Sedinger, Erin M. Carroll, James D. Murphy, Roger F. Walker, Dallas Glass
April-June 2006 pp65-71

Monitoring helps reduce water-quality impacts in flood-irrigated pasture
by Kenneth W. Tate, Donald L. Lancaster, Julie A. Morrison, David F. Lile, Yukako Sado, Betsy Huang
July-September 2005 pp168-175

Deep vadose zone hydrology demonstrates fate of nitrate in eastern San Joaquin Valley
by Thomas Harter, Yuksel S Onsoy, Katrin Heeren, Michelle Denton, Gary Weissmann, Jan W Hopmans, William R Horwath
April-June 2005 pp124-132

Long-term grazing study in spring-fed wetlands reveals management tradeoffs
by Barbara Allen-Diaz, Randall D. Jackson, James W. Bartolome, Kenneth W. Tate, Lawrence G. Oates
July-September 2004 pp144-148

Alternative techniques improve irrigation and nutrient management on dairies
by Larry Schwankl, Carol Frate
July-September 2004 pp159-163

Scientists, growers assess trade-offs in use of tillage, cover crops and compost
by Louise E Jackson, Irenee Ramirez, Ron Yokota, Steven A Fennimore, Steven T Koike, Diane M Henderson, William E Chaney, Karen M Klonsky
April-June 2003 pp48-54

Watershed research examines rangeland management effects on water quality
by Randy A. Dahlgren, Kenneth W. Tate, David J. Lewis, Edward R. Atwill, John M. Harper, Barbara H. Allen-Diaz
November-December 2001 pp64-71

Reducing fertilizer in sugarbeets can protect water quality
by Stephen R. Kalfka, Don Kirby, Gary R. Peterson
May-June 2001 pp42-48

Algal-bacterial treatment facility removes selenium from drainage water
by Nigel W.T. Quinn, Terrance Leighton, Tryg J. Lundquist, F. Bailey Green, Max A. Zárate, William J. Oswald
November-December 2000 pp50-56

Growth predicted in biologically integrated and organic farming
by Sean L. Swezey, Janet C. Broome
July-August 2000 pp26-35

Timing, frequency of sampling affect accuracy of water-quality monitoring
by Kenneth W. Tate, Randy A. Dahlgren, Michael J. Singer, Barbara Allen-Diaz, Edward R. Atwill
November-December 1999 pp44-48

Saline water can be reused to irrigate sugarbeets, but sugar may be low
by Stephen Kaffka, Dong Daxue, Gary Peterson
January-February 1999 pp11-15

Earlier irrigation cutoff for sugarbeets conserves water
by Stephen R. Kaffka, Gary R. Peterson, Don Kirby
January-February 1998 pp21-24

Image processing extracts more information from color infrared aerial photos
by R. Ford Denison, Robert O. Miller, Dennis Bryant, Akbar Abshahi, William E. Wildman
May-June 1996 pp9-13

Nitrogen isotope ratios identify nitrate contamination sources
by Dennis E. Rolston, Graham E. Fogg, David L. Decker, Dianne T. Louie, Mark E. Grismer
March-April 1996 pp32-36

On-farm nitrogen tests improve fertilizer efficiency, protect groundwater
by Timothy K. Hartz, Richard F. Smith, Kurt F. Schulbach, Michelle LeStrange
July-August 1994 pp29-32

Tomatoes respond to simple drip irrigation schedule and moderate nitrogen inputs
by Timothy K. Hartz, Michelle LeStrange, Donald M. May
March-April 1994 pp28-31

In lettuce production, winter cover crops can decrease soil nitrate, leaching potential
by Louise E. Jackson, Lisa J. Wyland, Jill A. Klein, Richard F. Smith, William E. Chaney, Steven T. Koike
September-October 1993 pp12-15

In a study of avocado trees, using less fertilizer more often can reduce nitrate leaching
by Marylynn V. Yates, J. L. Meyer, Mary Lu Arpaia
May-June 1992 pp19-20

Water quality and subsurface soil variabilities affect infiItration
by Jan W. Hopmans, Jim MacIntyre, Randal J. Southard
May-June 1990 pp10-12

Geologic nitrogen in soils may pose hazard
by Scott M. Strathouse, Garrison Sposito
August-September 1980 pp20-22

Combining water and fertilizer management for high productivity, low water degradation
by John Letey, Parker F. Pratt, J. M. Rible
February 1979 pp8-9

Sources and fate of nitrogen in the southern San Joaquin Valley floor
by Robert J. Miller, Kenneth K. Tanji
May 1977 pp27

Nitrate-nitrogen in the unsaturated zone below irrigated fields
by John M. Rible, Parker F. Pratt
May 1977 pp28

Crop rotation improves nitrogen utilization
by Philip P. Osterli, Jewell L. Meyer
February 1977 pp7

Measuring nitrogen loss from denitrification
by Dennis E. Rolston
January 1977 pp12-13

Nitrogen uptake in midwinter lettuce
by Keith S. Mayberry, Roy S. Rauschkolb
March 1975 pp6-7

Nitrate concentrations in the unsaturated zone beneath some selected row-crop fields
by D. C. Adriano, P. F. Pratt, F. H. Takatori, K. M. Holtzclaw, J. B. Johanson
February 1972 pp8-10

Nitrate ion concentration in well water
by E. C. Shaw, Paul Wiley
May 1969 pp11

Depletion and accumulation of trace elements in irrigated soils
by P. F. Pratt, F. L. Bair
June 1964 pp11

Movement of urea in soils: Downward movement of urea in soils and possibility of loss by leaching dependent on rate of conversion to ammonium form
by F. E. Broadbent, G. N. Hill, K. B. Tyler
December 1958 pp9-10

Nitrification of fertilizers: Ammoniacal fertilizers used in study on the rate nitrifying bacteria function at various ammonia concentrations in soils
by F. E. Broadbent, K. B. Tyler, G. N. Hill
October 1958 pp9-14

News stories

California Agriculture journal

Rapid test helps dairies manage wastewater
by Jeannette Warnert
September-October 2002 pp150

Super-sensitive nitrogen dioxide detector identifies greenhouse gases
From the Editors
May-June 2002 pp85

BIFS reports potential for chemical reductions in crops and dairy
by Janet Byron, Lyra Halprin
September-October 2001 pp10-11

Press releases

UC groundwater scientist studies aquifers beneath valley dairies
Contact: Jeannette Warnert