Agronomy Research & Information Center
Agronomy Research & Information Center
Agronomy Research & Information Center
University of California
Agronomy Research & Information Center

Agronomy Blog

  • Virtual Field Day March 24th

    Added March 1, 2021

    The University of California Cooperative Extension and theColusa County Resource Conservation District are co-hosting a Virtual Field Day on March 24th from 10:00am-12:00pm. The event will focus on winter cover cropping in annual systems in the...

  • Geese Damage to Small Grain Fields

    Added February 22, 2021
    Snow geese and Ross's geese foraging in alfalfa hay in the Sacramento Valley, 2021. Photo: Steven Beckley, Woodland, CA

    Growers frequently celebrate the presence of wildlife in their alfalfa and grain fields, providing valuable habitat as well as economic returns.   But sometimes it's just too much of a good thing. The sight of thousands of geese foraging in...

  • Unwelcome Grazers: Geese Sweep in and Strip Alfalfa and Grain Fields Bare

    Added February 20, 2021
    Geese in Alfalfa-Sacramento Valley CA

    Growers frequently celebrate the presence of wildlife in their alfalfa and grain fields, providing valuable habitat as well as economic returns.   But sometimes it's just too much of a good thing.   Snow geese and Ross's geese foraging...

  • Considerations for choosing the right medium grain rice variety

    Added February 16, 2021

    With planting season coming up, thinking about appropriate variety selection is key, and one of the first steps towards ensuring a good 2021 crop. Each year the California Rice Research Board funds a statewide variety trial testing program. Here I...

  • Access California Weather Data with New Interactive Website

    Added February 1, 2021
    Figure 1. Historical (10-year, left) and current (right) seasonal precipitation between 10/1/2020 and 1/31/2021 for California.

    Weather patterns are highly variable across the state of California. They change from year to year and across locations. While parts of the state may be experiencing drought conditions this year (Figure 1), each location can have dramatically different...

  • Preliminary Herbicide Screening in Rice on Watergrass Species

    Added January 4, 2021
    New/Unknown watergrass biotype in the field.

    In 2017, I started getting reports of a watergrass biotype/species (Echinochloa spp.) that was difficult to control using our suite of herbicides registered in rice. At the time, I knew we had multiple herbicide-resistance in late watergrass (Echinochloa...

  • CA Dry Bean Advisory Board Request for Research Proposals - 2021

    Added December 15, 2020

    The California Dry Bean Advisory Board is requesting applied research proposals for 2021. This commodity-based research request is sponsored by the California Dry Bean Marketing Order, under the guidance of CDFA (CA Dept Food & Ag). The...

  • Using drones for summer worm control in alfalfa

    Added December 11, 2020
    Photo 1. Drone application of pesticides for summer worm control in alfalfa hay.

    Use of drones (UAV, unmanned aerial vehicle) for aerial application of pesticides in agricultural crops is becoming a reality. Drone technology provides an additional tool for growers to control pests and diseases on farms, supplementing traditional...

  • Transform (sulfoxaflor) full label could be a major benefit for alfalfa pest management

    Added December 2, 2020

    The California Department of Pesticide Regulation is currently reviewing the use of Transform (sulfoxaflor) for insect pest management in alfalfa hay production. A decision on whether to register Transform with a label for use in California alfalfa is...

  • Alfalfa Pest Management Virtual Workshop to be Held December 3-4, 2020

    Added November 6, 2020

    Please join us for a University of California Pest Management Workshop, delivered Virtually in early December. This 2-day (2 three hour sessions) virtual seminar/workshop, is meant to provide opportunities to learn new aspects of alfalfa pest...

  • Seeding Rate Calculator Now Available

    Added October 23, 2020
    Seeding Rate Caculator

    Seeding rate is an important consideration for small grain growers at planting. There are a number of agronomic factors that help to determine the ideal seeding rate such as whether a field will be irrigated, the potential for weed pressure or lodging,...

  • N management case studies: Utilizing N-rich reference zones in California small grain crops

    Added October 16, 2020
    Solano 2/20/2020 NDRE & RGB

    As the fall planting season begins, we'd like to share recently developed case studies detailing N management actions and crop productivity outcomes in several small grain fields during the 2019-20 growing season. Growers from different parts of the...

  • Malting Barley: New Resources Available

    Added October 9, 2020
    Malting Barley in the Tulelake Basin

    California's craft brewing industry is continuing to expand its market presence in the state. However, only a small percentage of malting barley used in California is grown within its borders. The primary bottleneck in the supply is the lack of malting...

  • 2019-20 UC Small Grain Variety Testing Results

    Added October 1, 2020
    2020 Trial

    Results for the 2019-2020 fall planted UC Small Grain Variety Trials are now available at: Results can be viewed within an interactive environment that summarizes small grain varieties by crop type across...

  • A (virtual) update on worms, weevils, and aphids in alfalfa

    Added September 29, 2020
    Alfalfa weevil adult

    A virtual forage and alfalfa field day - our insect pest contribution This year, the Kearney Research and Extension Center Alfalfa and Forage Field Day went virtual. Attendees did not get the chance to look out over lush fields of alfalfa or towering...

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