Agronomy Newsletter

This newsletter is published by Sarah Light. Sarah is the farm advisor for Alfalfa/Hay, Beans, Wheat, Grains, Corn, Sorghum, Barley, Sunflower, Safflower, Oil Seed serving Colusa, Sutter and Yuba.

Issue Articles Type Date Added
Dry Bean Field Meeting Announcement - August 16th
Dry Bean Field Meeting
UC Davis
Friday, August 16th | 10am - 12pm
Agenda attached!

Dry Bean Meeting Location link: Google maps

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PDF 8/13/19
Reminder: Please join us for the annual UC Davis Small Grains and Alfalfa/Forages Field Day Tomorro

Reminder: Please join us for the annual UC Davis Small Grains and Alfalfa/Forages Field Day tomorrow!

UC Davis Department of Plant Sciences Field Headquarters
2400 Hutchinson Drive

7:30: registration

8:00am-Noon: Small Grains Program

Noon: BBQ Lunch

12:40-4:15: Alfalfa and Forages Program

We are hoping for good weather tomorrow and to see you there! There is a possibility of rain, but hopefully not until after the field day ends.

Complete agenda and directions attached:

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PDF 5/14/19
UCCE Events Next Week: Wheat Field Day and Spanish Language Training for Field Workers

1. Wheat Field Day | Tuesday, March 12 | 8:30 - 11:00 am, Colusa County

Topics will include Nitrogen Opportunity, In-Season N Decision Making and How to create a N Calibration zone in the Field, Demonstration of Soil Nitrate Quick Test, Real Time Plant Sensing Using Hand-held Tools and Drone Imaging, Interpreting Field Measurements and On-Farm Decision Making, Grower Perspective on N Rich Strips, UC Small Grain Variety Test Program Tool and Updates and Variety Trial Observations

CCA Credits Approved: 1.5 Nutrient Management, 0.5 Crop Management
CURES Nitrogen Management Plan Credits: 1.5 Approved

2. Soil, Water, and Pest Management Training for Field Workers in Spanish | 8:00 am-12noon, Thursday, March 14 | 142 Garden Hwy, Yuba City

Topics will include Hydrology 101, Soil Management 101, and Intergrated Pest Management 101.

Contact Sarah Light with questions at

PDF 3/7/19
Sacramento Valley Field Crop Newsletter - Winter, 2019
  • Wheat Field Day - Agenda
  • Good Luck to Mariano Galla!
  • Meeting Announcements
  • New restrictions for chlorpyrifos (e.g. Lorsban) use in alfalfa in California
  • Spotlight on UC Cooperative Extension Resources
  • With SWEEP and HSP Grant deadlines approaching, help is available 
  • Soil Sampling: A Review and Resources
  • Weed Control in dry bean production
  • Vegetated filter strips for water quality protection on farms

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PDF 2/25/19
Wheat Field Day and Spanish Language Training for Field Workers - March 2019
  • Join Us For a Wheat Field Day in Colusa County
Tuesday, March 12th, 9am - 11am.

Topics include: Small Grains Variety Testing and Resources, Optimizing Nitrogen Management in Small Grains and Soil Nitrate Quick Test Demo

  • Soil, Water, and Pest Management Training for Field Workers in Spanish

Thursday, March 14th, 8am-12pm program; 12pm lunch, 142 Garden Hwy, Yuba City.

UCCE will be providing a free, half day technical training in Spanish for field workers.

Topics will include: Integrated Pest Management, Avoiding pesticide resistance, Soil fertility and soil management and Plant, soil, and water dynamics. The focus of the training will be on agronomic crops, but everyone is welcome!

Any questions contact Sarah Light, Agronomy Advisor at or (530) 822-7515. 

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PDF 2/14/19
Soil Health and Cover Crop Field Day - Meeting Agenda

UC Cooperative Extension Presents:

Soil Health and Cover Crop Field Day

Thursday, December 6th | 8:30 am – 11:00 am

Meridian, CA – Follow signs from the Corner of Moroni Rd & S. Drexler Rd.

(in case of rain, the field day will be held in the UCCE Sutter-Yuba Conference Room at 142 Garden Hwy, Yuba City)

Join us as we launch the beginning of a state-wide Healthy Soils projected supported by CDFA.

Topics include: Managing winter cover crops in annual rotations, soil health demonstrations, and measuring changes in soil carbon based on management practices.

For more information contact Sarah Light at 530-822-7515 or

CCA Credits: 1.5 Soil & Water Management

Attached is an agenda for the field day.

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PDF 11/26/18
Sacramento Valley Field Crop Newsletter - Fall, 2018
  • 48th California Alfalfa and Forage Symposium
  • Soil Health and Cover Crop Field Day
  • Newly revised UC ANR Cost and Return Study for Hybrid Sunflower Seed Production
  • Newly revised UC IPM Guidelines for Dry Beans
  • Cover Crop Management in Annual Farming Systems
  • New oat hay varieties show disease resistance and frost avoidance
  • Few tips for weed management in Garbanzo beans
  • Species on concern: Herbicide Resistant Italian Ryegrass
  • What to do with those tough-to-control perennial weeds in established alfalfa
PDF 9/28/18
Sacramento Valley Field Crop Newsletter - Summer 2018
  • Post emergent weed control management in beans
  • UC Davis Dry Bean Field Day
  • UC IPM Guidelines for Dry Beans and Abiotic Disorders
  • Avoiding and Managing Soil Compaction
  • Cover Crop and Soil Health Project Coming Soon!
  • Spider Mites in Corn
  • Disease issues in garbanzo production
  • New Cost and Return Study for Garbanzo Beans

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PDF 6/13/18
Sacramento Valley Field Crops Newsletter - Winter, 2018
  • Managing Weevils in Alfalfa Hay Production
  • Strategies to Reduce Disease on Your Farm
  • Accurate Diagnosis is Necessary for Disease Management
  • Concepts in Soil Nitrate Management in Wheat and Other Winter Grasses
  • Italian Ryegrass Management in Sacramento Valley Wheat
  • Research Update: Preventing Rodent Damage to Subsurface Drip Irrigation in Cracking Clay Soils
  • UC Resources
PDF 2/28/18
Sacramento Valley Agronomy Notes - Fall, 2017
  • Upcoming Meetings
  • Results: Statewide 2017 Small Grain Variety Trials
  • Southern Blight Cliff Notes - 2017
  • Destroying weed seed at harvest: seed destroying technology to be tested in the Sacramento Valley


PDF 9/28/17
Agronomy Notes - August, 2017
  • New Agronomy Advisor!
  • New UCCE Resources
  • Keep an eye out!
PDF 8/3/17