Selected images of the Day from the-scientist.com

Viruses are incapable of reproducing without the help of a host, whose cells copy their genetic material and fabricate the building blocks of new virus particles.

Scientists hope to save oranges from a bacterial disease that causes citrus greening, a disease that leads to bitter, discolored fruit.

Italian scientists are under investigation for allegedly worsening the transmission of a pathogen that is decimating olive groves in Puglia.

Memory-based dietary assessments; organs-on-a-chip; scientists in Italy accused of spreading plant pathogen

Researchers resurrect a virus from 700-year-old frozen feces found in northern Canada.

Study finds that ribwort plants in well-connected populations fare better when exposed to a fungal pathogen than those in isolated patches.
 

A sampling of some of the most devastating crop pathogens