UC Rice Blog

2026 rice acreage and supply comments

July 15, 2026
By Sarah Marsh Janish
According to the June 2026 NASS Acreage Report, U.S. rice planted area fell sharply to 2.017 million acres, a 28% drop from the previous season and the lowest number of rice acres since the 1970s. The steep decline is largely attributed to severe weather issues (including localized moderate to extreme…
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Delta armyworm monitoring

July 15, 2026
By Taiyu Guan
Author: Michelle Leinfelder-MilesSeasonal monitoring for armyworms began in late-May in the Delta region. Our monitoring involves scouting for damage and deployment of pheromone bucket traps that catch the true armyworm moths. Traps are set up at three Delta locations, where at each location, there are three…
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Cultivating resilience: mental health resources for the ag community

June 8, 2026
By Sarah Marsh Janish
The demands of agriculture are unique, often blending long hours, unpredictable weather, and financial pressure. Taking care of your mental well-being is just as vital as tending to your crops. Whether you are looking for proactive stress management or need immediate support, there are resources specifically…
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Effects of azoxystrobin when disease pressure is low

June 1, 2026
By Luis A Espino
Azoxsytrobin (Quadris, Tetraban) is the most used fungicide on rice in California. Azoxystrobin has been in use since the late 1990s. This fungicide was registered after rice blast was discovered in California in 1996. More recently, several years of trials showed that when azoxystrobin is used at the late…
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Ongoing diesel exhaust fluid (DEF) action

May 25, 2026
By Sarah Marsh Janish
Background Since 2010, most on-road and many off-road vehicles and equipment have used selective catalytic reduction (SCR) systems to inject diesel exhaust fluid (DEF) into exhaust streams with the intended goal of nitrous oxide (NOx) emission reduction. In cases where DEF levels ran low or unexpected…
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