All posts in 'Bees'

Analyze the Bees? Maybe Not.

Posted on August 9th, 2015 · Posted in Bees

Why Analyzing Bees for Pesticide Contamination Isn’t Always Useful   You don’t often find pesticide residues in bees that have consumed contaminated nectar The published data show that detections of pesticide residues in bees rarely exceed the detection limits the lab is capable of. There are several reasons for this...
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Tips for Bee-Friendly Gardening

Posted on June 26th, 2015 · Posted in Bees

Summer is here—are you wondering what to add to your garden for the pollinators in your area? PRI has a variety of Resources for bee-friendly gardening, with a new video just added showing honey bees and native bees foraging on their favorite plants. We hope this will give you some ideas for your..
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Understanding Systemic Pesticides

Posted on April 20th, 2015 · Posted in Bees

The results are illuminating. You can clearly see the dye as it is taken up through the xylem (the part of the stem that transports water-soluble components upward) in the stem of the sunflower. You can see the same phenomenon with celery. Different food colorings are transported differently in the sunflower,..
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Flupyradifurone: A new insecticide or just another neonicotinoid?

Posted on February 5th, 2015 · Posted in Bees, New Pesticides

The US Environmental Protection Agency (US EPA) recently announced registration of the new insecticide flupyradifurone, with claims of being “safer for bees” than many of the established insecticides, including organophosphates, pyrethroids and neonicotinoids. Manufactured by Bayer CropScience, Flupyradifurone is proposed as an alternative insecticide for controlling sucking pest species—aphids, psyllids, stink..
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Support the Hive Tracking Project

Posted on December 7th, 2014 · Posted in Bees

Many of you may have heard of the plight of the bees over the last few years. Managed honey bee populations are declining every year, honey production in the U.S. is at the lowest ever since USDA started keeping records in 1939, and some native bees are being considered for listing..
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Gardeners Beware

Posted on June 25th, 2014 · Posted in Bees

An expanded study conducted by Friends of the Earth and Pesticide Research Institute found that bee-attractive plants sold at top retailers in the United States and Canada contain neonicotinoid pesticides toxic to bees. Findings include: Neonicotinoid residues were detected in 36 out of 71 (51 percent) of commercial nursery plant..
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What’s the Buzz?

Posted on June 10th, 2014 · Posted in Bees

What’s the Buzz about?: A Conversation about Bee Declines, Impacts on Our Food System & What You Can Do about It Bees are responsible for one in three bites of food we eat, and their numbers are declining across the country. These die-offs point to larger challenges facing our increasingly..
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New Science on Neonicotinoids

Posted on May 28th, 2014 · Posted in Bees

by Pierre Mineau (Pierre Mineau Consulting) and Susan Kegley (Pesticide Research Institute)     Because the dose levels used in this study have already been the subject of criticism, we review known exposure levels so as to provide a comparison of concentrations in nectar and water sources encountered under actual field..
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Neonicotinoid Insecticides in Garden Plants

Posted on August 14th, 2013 · Posted in Bees

In 2013, Friends of the Earth U.S. and the Pesticide Research Institute released Gardeners Beware: Bee- Toxic Pesticides Found in “Bee-Friendly” Garden Plants Sold Nationwide, a first-of-its-kind pilot study on the prevalence of highly bee-toxic neonicotinoid pesticides in bee-attractive plants commonly purchased by home gardeners in three U.S. cities. In..
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25,000 Bumblebees and Counting

Posted on June 20th, 2013 · Posted in Bees

A devastating and very visible loss of native pollinators occurred (and is still ongoing) this week in Wilsonville, Oregon. Blooming linden trees at a Target store parking lot were treated with Safari, a systemic neonicotinoid insecticide manufactured by Valent Corporation containing the active ingredient dinotefuran. Applied as a soil drench or..
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