SJC and Delta Field Crops

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Stem nematodes are visible under a dissecting microscope emerging from an alfalfa stem.
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Alfalfa Stem Nematode

April 2nd, 2025
By Michelle M Leinfelder-Miles, Mick M Canevari
A crop consultant brought in some stunted, seedling alfalfa plants and asked us to help identify the problem. The plants came from a field in the southwest part of San Joaquin County that was only planted about three months ago. After looking at them under the dissecting microscope, we came to the conclusion…
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Drill-seeded Delta rice variety trial.
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2024 Rice Variety Trial Results

February 7th, 2025
By Michelle M Leinfelder-Miles
UC Cooperative Extension collaborates with the California Rice Experiment Station to evaluate commercial varieties and advanced breeding lines. The San Joaquin County Delta location was one of eight locations in the 2024 statewide trial.
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Figure 1. The trial was planted in a commercial field with well-drained soil in Stanislaus County.
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2024 Blackeye Bean Variety Evaluation

January 31st, 2025
By Michelle M Leinfelder-Miles
We evaluated blackeye bean varieties in a commercial field in Stanislaus County. Seven varieties from the University of California blackeye breeding program were planted on July 1st. The soil type at the trial location was well-drained (Dinuba and Hanford sandy loams, Tujunga loamy sand, Fig.
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UCCE logo
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Reminder: 2025 SJC and Delta Field Crops Meeting

January 16th, 2025
By Michelle M Leinfelder-Miles
This is a reminder that UC Cooperative Extension will host the SJC and Delta Field Crops Meeting on Friday, January 24, 2025 from 8:00am to 12:00pm. The meeting location is the Cabral Agricultural Center in Stockton (2101 E. Earhart Ave., Stockton, CA 95206).
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UCCE logo
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2025 SJC and Delta Field Crops Meeting

December 13th, 2024
By Michelle M Leinfelder-Miles
UC Cooperative Extension will host the SJC and Delta Field Crops Meeting on Friday, January 24, 2025 from 8:00am to 12:00pm. The meeting location is the Cabral Agricultural Center in Stockton (2101 E. Earhart Ave., Stockton, CA 95206).
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