Pest Management & Plant Health

The evolution of herbicide resistance in weeds is an ongoing problem in California agriculture. Resistance to glyphosate has become particularly widespread across the state.

DAVISUC Davis Professor Jay Rosenheim researches, lectures, and publishes his work on predator-prey interactions, but he's now targeting another kind of predator: an insidious foe that can be as stealthy and powerful as it is terrifying. A six-letter word: Cancer.

Rick Melnicoe, former director of the Western Integrated Pest Management Center, died from lung cancer on Feb. 22.

Recently I was asked whether the Asian citrus psyllid has been detected in Solano County. Since I wasn't sure, I thought I'd share the news of what I found out. Please see the notice below from the Solano County Agricultural Commissioner from December 2016.

Pests have popularity contests too. We recently looked at how many visits our popular Pest Notes publication series received in 2017.

Quick question: What was diagnostic parasitologist Lauren Camp of the UC Davis Veterinary Medical Teaching Hospital wearing on her head as she talked about the nematode collection last Saturday at the seventh annual UC Davis Biodiversity Museum Day?

Spotting a small moth fluttering around your closet then discovering damaged fabric or other items can be shocking. Upon further inspection, you may even see the silken webs spun by the larvae, or the droppings they leave behind.

Last year about this time, I posted a blog regarding an ongoing trial investigating various herbicides for Pre-emergent Control of Medusahead. I wanted to follow up on that trial which I deemed unsuccessful and share some of the data collected in 2017.

Italian ryegrass (Lolium perenne spp. Multiflorum), is an annual grass common in Sacramento Valley orchard and field crops (Figure 1).

Conenose or kissing bugs' (Triatoma spp.) are in the Reduviidae family, a group of insects known for a sturdy body and large proboscis. Most reduviids are beneficial as insect predators, and include various species of assassin bugs.