A coffee tree infected with coffee leaf rust will display irregular-shaped, yellowish spots on the surfaces of the leaves. Underneath the leaves, there may be powdery spores, yellow to orange in ...

The coffee leaf rust, “one of the most devastating pests of coffee plants,” has been tentatively identified on plant samples collected on Maui from managed and wild coffee in Haiku ...

Before, the seasons seemed etched into the calendar, with well-defined periods of drought and rain. Today, the climate has ...

This allowed the team to identify a new combination of genes shared by the plants that are resistant to coffee leaf rust. With the data on the genomes, other useful traits in coffee plants can ...

Today, that renders arabica coffee plants more vulnerable to diseases like coffee leaf rust, which cause billions of dollars in losses every year. The researchers explored the makeup of one ...