Pest Management & Plant Health

As the days get shorter and the temperatures begin to cool, now is the time to practice weed management for annual cool-season weeds. It's also not too early to consider management for weeds that emerge in springtime.

Durante el mes de octubre, UC ANR ofrece una serie de webinarios gratis sobre las plagas de rboles que estn afectando nuestra regin, incluyendo un webinario completamente en espaol. El tema? Los escarabajos barrenadores invasores (tambin conocidos como invasive shot hole borer o ISHB en ingles).

Sometimes distant relationships are better than close relationships.

Over the last few years, UC Davis Weed Science has been testing cover crops for weed suppression in nut orchards. The most recent project we've been working on has trialed several cover crop programs using cereal rye in walnut orchards.

Technology matters.

We don't often find flies such a popular topic of conversation, but given recent events, we'd like to seize the moment to share some science-based information about their status as both pests and beneficial insects. Flies can be nuisance insects both indoors and outdoors.

Sooty mold is a black fungal growth that looks like a layer of soot covering the leaves of a plant or a sidewalk. The aptly named disease is common in gardens and landscapes, appearing wherever a large infestation of plant-sucking insects are found.

Technology plays a crucial role in the development of insect science--and entomologists, their students and society must embrace it, says Christian Nansen, an associate professor in the Department of Entomology and Nematology, who keynoted a presentation at the virtual meeting of the 47th Congress o...

by Cindy Watter Having a rat invasion is a bit like having salmonella at the potluck someone must be blamed.

For the first butterfly, it was the right place at the right time. An alfalfa or sulfur butterfly (Colias eurytheme) fluttered into our pollinator garden in Vacaville to sip some nectar from a Mexican sunflower (Tithonia rotundifolia). It lingered for several minutes.