UC Rice Blog

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Armyworm trapping season starts

April 17, 2020
By Luis A Espino
As you know, we have been monitoring armyworm flights with pheromone traps across the valley since 2018. This year, the first set of traps were put out on 4/10 near Princeton, and today we put out a few more. We checked the first traps today, and we got an average of 2 moths per night per trap.
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Managing Rice with Limited Water

April 13, 2020
By Bruce A Linquist
In the past few weeks, we have been getting updates from some irrigation districts that water allocations have been reduced in some areas. We have provided some information in past years that will still be relevant this year. During drought years water deliveries are often restricted.
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Should I apply Zinc or not?

April 3, 2020
By Luis A Espino, Bruce A Linquist
We have gotten several calls about the use of zinc (Zn) fertilizers to address potential Zn deficiencies. The price of zinc is going up, and it is prompting growers to look more carefully at the use of zinc.
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Herbicide Trial in Delta Drill-Seeded Rice

March 23, 2020
By Michelle M Leinfelder-Miles
Weeds are important pests of California rice systems, and weed management can account for roughly 17 percent of total operating costs, according to a UC cost of production study. Integrated weed management uses cultural and chemical practices and considers the following: Prevention (e.g.
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