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Photo Of The Day: Spinach Genes May Save Citrus Trees

Plant pathologist Erik Mirkov holds an early citrus rootstock called C22 that is enhanced with the genes from spinach. Testing has shown the genetically enhanced citrus trees are immune to citrus greening, a disease that has ravaged the industry.

(AP) — Plant pathologist Erik Mirkov holds an early citrus rootstock called C22 that is enhanced with the genes from spinach, Wednesday, March 28, 2012, in a lab at the Texas AgriLife Research and Extension Center in Weslaco, Texas.

Testing has shown the genetically enhanced citrus trees are immune to citrus greening, a disease that has ravaged the industry. (AP Photo/Christopher Sherman)