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First virus yellows-tolerant sugar beet set for drilling in 2022

First virus yellows-tolerant sugar beet set for drilling in 2022 >More in A strip of the virus yellows-tolerant variety Maruscha in a sugar beet field of non-tolerant beet © KWS The first sugar beet variety with tolerance to two forms of the virus yellows complex will be available for drilling next spring, along with another five newly approved beet varieties. The variety Maruscha from breeder KWS has shown tolerance to beet mild yellowing virus (BMYV), as well as a positive response to beet yellows virus (BYV), two of the three viruses in the virus yellows complex. Virus yellows caused big yield losses last year, in the second season sugar beet growers grew the crop without neonicotinoid insecticide seed dressings – which used to control the aphids that spread the virus.

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