University of California Grain Legume Workgroup
University of California Grain Legume Workgroup
University of California Grain Legume Workgroup
University of California
University of California Grain Legume Workgroup

Welcome to UC Grain Legume Workgroup


Our purpose is to provide an on-line repository of agronomic information about California grain legumes, specifically dry beans. We deliver up-to-date and research-based guidelines and information on dry bean crop management and production to California's growers, researchers, and industry professionals.

Southern Blight in Lima Beans

Southern blight infected lima bean root (left); small tan sclerotia that are diagnostic of the southern blight fungal pathogen (yellow arrow).

A baby lima bean field in the Sacramento Valley was recently found to be infected with southern blight (Sclerotium rolfsii), a fungal pathogen that's found in many crops. The field was double-cropped with barley and planted late June. Symptoms and...

Posted on Tuesday, August 7, 2018 at 3:04 PM
Tags: agric (12), beanIPM (1), drybeans (2)
Focus Area Tags: Agriculture

Lima Bean Root and Crown Rot

Figure 1. Lima bean root and crown rot.

I visited a lima bean field in the Delta at the beginning of June. The beans were showing what appeared to be dampening off symptoms (Figure 1), and dying plants were leaving large gaps down the rows. The problem was pretty widespread...

Posted on Wednesday, July 11, 2018 at 10:43 AM
Tags: agric (12), disease management (1), diseases (2), drybeans (2), lima beans (1)

Charcoal Rot on Garbanzos in the Sacramento Valley

Garbanzo field with charcoal rot

A field in Sutter County was confirmed to have charcoal rot, also known as dry root rot or ashy stem blight, which is caused by the fungus Macrophomina phaseolina.  The disease generally occurs under dry soil conditions paired with high...

Posted on Monday, June 25, 2018 at 11:56 AM
Tags: AgRIC (12), Beans (2), charcoal rot (1), Dry (1), garbanzo (4)

Alfalfa mosaic virus in garbanzo beans

Garbanzo field infected with alfalfa mosaic virus, vectored by aphids.

Several garbanzo fields in the Sacramento Valley were infected with alfalfa mosaic virus, a disease that's vectored by aphids. Plant symptoms of viral infections include yellowing wilting, stunting, and dieback. The degree of plant loss and yield...

Posted on Sunday, June 3, 2018 at 3:14 PM

Fusarium root rot in garbanzo beans

Fusarium root rot in a garbanzo field in the Sacramento Valley, 2018.

This spring, we found a garbanzo bean field in the Sacramento Valley with fusarium root rot, identified by our new UCCE Plant Pathologist, Cassandra Swett at UC Davis. Fusarium root rot, caused by the fungus, Fusarium solani f. sp. ciceris, attacks...

Posted on Sunday, June 3, 2018 at 3:08 PM

Updated IPM Guidelines for Dry Beans for Diseases and Abiotic Disorders

A dry bean plant with yellow-mottled leaves from alfalfa mosaic virus, vectored by aphids. Avoid planting beans adjacent to alfalfa fields.

The Diseases and Abiotic Disorders section of the UC IPM Pest Management Guidelines for Dry Beans have been recently revised and updated and are now available online at UC IPM Dry Beans Pest Management Guidelines. Authors include Farm Advisors Carol...

Posted on Wednesday, March 21, 2018 at 9:12 AM
Tags: agric (12), beans (2), diseases (2), UC IPM (1)
Focus Area Tags: Agriculture

New UC ANR Cost and Return Studies for Garbanzo Beans (Chickpeas)

Harvesting garbanzo beans, Yolo County, 2017.

The UC Agriculture and Natural Resources Agricultural Issues Center (UC ANR) has released two new studies on the costs and returns of producing garbanzo beans (chickpeas), in the Sacramento and San Joaquin Valleys. Although acreage is relatively small...

Posted on Wednesday, March 14, 2018 at 12:49 PM
Tags: agric (12), cost study (1), garbanzo (4)
Focus Area Tags: Agriculture

Ascochyta blight found in garbanzo beans in the Sacramento Valley

Ascochyta symptoms on garbanzo leaves.

Ascochyta blight (Ascochyta rabiei, Didymella rabiei) was recently found in volunteer garbanzos in the Sacramento Valley, so keep an eye out for this disease in your production fields and be sure to control all volunteer garbs on your farm (yes, these...

Posted on Friday, February 9, 2018 at 10:31 AM
Tags: agric (12), ascochyta (1), garbanzo (4), management (1)
Focus Area Tags: Agriculture

UC Davis Dry Bean Field Day, Thursday, September 7, 2017, 10 am- 12:15

Join us for the UC Davis Dry Bean Field Day! Thursday, September 7, 2017, 10 am- 12:15 UC Davis Agronomy Farm Directions to farm:  Take Hutchison Dr. approximately 1.5 miles west from Hwy 113, in Davis.  Turn south on Hopkins Lane, and...

Posted on Friday, August 25, 2017 at 11:31 AM

Planting Beans at UCD

planting-beans-at-ucd

Rachael Long, Jasmin Bonilla, Antonia Palkovic, and Jorge Berny planting beans at UCD.  

Posted on Wednesday, June 14, 2017 at 12:13 PM
Tags: homepage (11)

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Webmaster Email: rflong@ucanr.edu