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.
Others are still planting young trees, stretching the time of that death sentence. In Phoenix, where homeowners’ associations ...
Do you have a green thumb? Maybe you’re interested in growing something that will blossom in your yard. The spring gardening ...
Do you have a green thumb? Maybe you’re interested in growing something that will blossom in your yard. The spring gardening season is a […] ...
Researchers have been working for eight years on a genetically modified tree that can kill the tiny insects responsible for citrus greening. The process involves inserting a gene into a citrus ...