How soil microbes help plants resist disease

Plants can't self-isolate during a disease outbreak, but they can get help from a friend—beneficial soil microbes help plants ward off a wide range of diseases. Now, Texas A&M AgriLife scientists have uncovered a major ...

How plants sound the alarm about danger

Just like humans and other animals, plants have hormones. One role of plant hormones is to perceive trouble—whether an insect attack, drought or intense heat or cold—and then signal to the rest of the plant to respond.

Why plants panic when it rains

An international team of scientists involving The University of Western Australia's School of Molecular Sciences, the ARC Centre of Excellence in Plant Energy Biology and Lund University has made the surprising discovery ...

News about a plant hormone

Jasmonic acid gives the plant Jasminum grandiflorum its characteristic odor and is used in the cosmetics and perfume industries. Plants wounded by things like chewing herbivores produce jasmonic acid as a defense signal, ...

Biologists find missing link for the 'safe' signal in plants

The hormone jasmonic acid plays a major role in the plant immune system and in regulating growth. Scientists have already learned much about how jasmonic acid works, but one important link was missing: what makes the plant's ...

Picture this—biosecurity seen from the inside

When plants come under attack internal alarm bells ring and their defence mechanisms swing into action - and it happens in the space of just a few minutes. Now, for the first time, plant scientists - including experts from ...

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