Monday, November 10, 2025

UCCE

Managing rice straw when winter flood water is uncertain

• By Bruce Linquist • In most years, California rice farmers manage their winter straw by flooding a field where the rice straw has either been chopped or chopped and incorporated. In these cases, the flood water helps to ensure...

UCCE launches 2021 rice yield contest with JD Gator as top prize

The University of California Cooperative Extension will once again be holding its UCCE Rice Yield Contest this season. Information will soon be on the UCCE rice website (http://rice.ucanr.edu/), but the rules are similar to previous years. You must preregister online or in...

UC confirms 6 weedy rice samples; survey updates infested acreage

During the 2020 season, 31 new suspected weedy rice samples were received and six were confirmed to be weedy rice. Three came from new sites in Sutter, Yuba and San Joaquin counties. The other three came from already infested fields....

UC names Rice Yield Contest top yielders

Three California rice producers have been named top yielders in their respective production regions in the 2020 University of California Rice Yield Contest. Their names will now be put in a drawing for a chance to win a John Deere...

UC offers pest management webinar series, including one on rice

University of California Cooperative Extension in Sutter, Yuba and Colusa counties will hold a series of webinars in September and October to provide research updates on some Sacramento Valley's major crops, including rice. The classes are relevant to growers throughout...

Start collecting California rice weed seeds for resistance testing

It's that time again! If you would like to submit seeds for herbicide resistance testing, many weed species will be maturing right about now. The UCCE Rice Weeds Program tests grower submitted seed samples of potentially herbicide-resistant watergrass species, sprangletop,...

There’s still time to sign up for the California Rice Yield Contest

If you grow rice in California and think you have what it takes to harvest high yields, consider entering the University of California's annual rice yield contest. Not only could you earn bragging rights, but you also could be...

Aqua-ammonia vs. liquid urea – Round 2

• By Bruce Linquist • Following my blog post about a week ago (see below) about using urea or aqua-ammonia (aqua), a number of people have been asking to see the data. The study was conducted in 2017 at the...

Dry weather aids fast start to rice planting in California this season

• By Bruce Linquist • This morning, I was out with several members of our research team on the northwest side of the Sacramento Valley planting a variety trial. The grower we were working with had just finished planting all...

UC continues studies into using drones to spot spray weedy rice

• By Whitney Brim-DeForest, Sean Hagan and Luis Espino • For the past several years, California rice has been dealing with a pesky new weed, weedy rice, aka “red” rice. Weedy rice is a difficult pest to manage, because it...

UCCE to offer John Deere Gator for 2019 Yield Contest winner

The University of California Cooperative Extension is once again seeking entries into its rice yield contest, and much like in 2018, it will offer a chance to win a John Deere Gator. "We realize that this has been a tough...

UC creates $1 million Cooperative Extension endowed rice research chair

The University of California's Agriculture and Natural Resources has established a $1 million endowed chair for California grown rice. The position, one of 100 created by UC President Janet Napolitano's matching-fund program in 2014, will provide a UC Cooperative Extension scientist...

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