Lettuce Breeding Breakthrough in INSV Resistance [Video]

Impatiens Necrotic Spot Virus (INSV) has become a serious threat to lettuce growers in California’s Salinas Valley. The challenge is real, but vegetable breeders are working hard to keep growers ahead of the curve with better INSV resistance.

In this video clip below, Johan Schut of Rijk Zwaan shares how early detection, genetic research, and advanced breeding led to the development of two romaine varieties with INSV resistance.

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