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Delta Crops Resource Management
University of California
Delta Crops Resource Management

SJC and Delta Field Crops Blog

  • Nitrogen Mineralization in Organic and Mineral Soils

    Added April 25, 2017
    Figure 1. Net N mineralization

    We are now in the second year of a project investigating how to estimate nitrogen (N) mineralization in mineral and organic soils. Nitrogen mineralization is the conversion of organic forms of N, which are not plant-available, to inorganic forms of N...

  • 2017 UC Davis Small Grains and Alfalfa Field Day

    Added April 17, 2017

    The annual UC Davis Small Grains and Alfalfa Field Day will take place on Thursday, May 11, 2017 at the Agronomy Field Headquarters (2400 Hutchison Drive, Davis, CA 95616). Registration opens at 7:45am, and lunch is provided between the small grains...

  • Alfalfa Q&A - Notes from the Field

    Added April 13, 2017

    To say it has been a strange year would be par for the course. When don't we have a strange year anymore?! To say it has been a wet year, however, would be an understatement. According to the National Oceanic and Atmospheric Association, normal...

  • From the field: Slow spring growth and what is (or is not) causing the problem

    Added March 2, 2017
    Figure 1. Earthworm cocoons under the dissecting microscope.

    A consultant recently brought in some alfalfa plants to get another opinion on why growth was resuming slowly this spring. The field is located in Merced County and is a sandy loam soil. The field is in its fifth year,...

  • UC Small Grains Survey

    Added February 23, 2017

    The UC Small Grains program requests your participation in a survey, which will help inform research and extension efforts. The questions were developed to help us understand the changing landscape of small grains production in California. The survey was...

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