and I’ve never worked with citrus that never has citrus greening.” Not just one, but two grapefruit hybrids appear to be tolerant of citrus greening. Dr. Zambon says one of the hybrids is ...

I remember several years ago listening on the radio in my car — yes, the radio — to a public interest story about the ...

The recent Millennium Block Field Day in Fort Pierce, Florida highlighted two citrus varieties that show promising tolerance ...

A version of this story appears in the February 2017 issue of National Geographic magazine. Citrus, in many ways, stands alone. So many cultivated species have come from so few primary ancestors.

The Egyptian Ministry of Agriculture is collaborating with the German Pari Research institute in developing new citrus hybrids in an attempt to boost Egypt’s fruit production, reported Al-Ahram.