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Current toxicological risk assessment can lead to serious underestimates of actual risk – neonicotinoids are a case in point
19 december 2011The traditional approach to toxicity testing is to consider dose (concentration)-effect relationships at arbitrarily fixed exposure durations which are supposed…Algemeen
Imidacloprid is widely used as home garden insecticide to control many of the common pests associated with flowers
19 december 2011Home gardeners are confronted with many potential insect problems. The types of problems will depend on their location, the health…Overige insecten
Imidacloprid can provide season-long control of lace bugs
19 december 2011Many kinds of lace bugs, family Tingidae, feed on landscape plants throughout the United States. Hosts include alder, ash, avocado,…Bosvogels
Imidacloprid is a Recommended Insecticide for Control of Many Insect Infestations in US Forests
19 december 2011There are many kinds of insects that live in forests without occurring in damaging numbers. However, a few may develop…Bosvogels
Imidacloprid is used to control the hemlock woolly adelgid in the eastern hemlock forests of the United States
19 december 2011The hemlock woolly adelgid (HWA), a native of Asia, a 1/32 inch long reddish purple insect that lives within its…Bosvogels
Recent outbreaks of American Foulbrood disease in hives in Hawkes Bay and Northland are a timely pointer to the precarious life of bees in New Zealand and to the factors impinging upon its health
19 december 2011New Zealand agriculture and horticulture is dependent solely upon bees to carry out pollination. We have no other insects capable…Bijen
Imidacloprid, Found in Most Homeowner Insecticides, is Translocated to Nectar and Pollen and Kills Good Bugs
18 december 2011There are multiple ways that plants in urban landscapes can contain imidacloprid-contaminated nectar, since it is commonly applied in the…Bijen
Imidacloprid Protects Trees & Shrubs from Borer Damage in the United States
18 december 2011Nearly all shade trees and many shrubs are subject to borer attack, the tunneling of immature beetle or moth larvae…Bosvogels
Soil injections of imidacloprid are frequently used to control insect pests on trees
18 december 2011Soil injections of imidacloprid are effective at preventing attack by the walnut twig beetle, a very aggressive beetle that will…Bosvogels
Hen harrier very close to extinction in the UK
15 december 2011The past 20 years has seen a perilous decline of an already tiny English hen harrier Circus cyaneus population, to…Kustvogels
The breeding population of Northern Lapwing in Switzerland declined by 78% from 1993–1996 to 2005–2008
15 december 2011Numbers and distribution of Northern Lapwings breeding in Switzerland have undergone strong fluctuations over the last 150 years. In the…Akkervogels
Long-term population dynamics and decline of the Tree Sparrow in Baden-Württemberg (Germany)
15 december 2011For almost 60 years the Baden-Württemberg forestry administration has been documenting the results of its nestbox monitoring scheme. The number…Akkervogels
Decade of decline for UK butterflies revealed in new report
13 december 2011Almost three-quarters of UK butterfly species have decreased in population during the last decade, a major scientific report reveals today…Vlinders
Citizen scientists help reveal bumblebee decline
13 december 2011The British public has helped scientists uncover what looks like a substantial decline in one of the UK's most common…Hommels
The iconic Turtle Dove is now considered to be the UK’s most threatened farmland bird
7 december 2011Turtle Doves (Streptopelia turtur) are now the UK’s most threatened farmland bird, according to official figures. Turtle Dove populations fell…Akkervogels
Local and landscape effects on bee communities of Hungarian winter cereal fields
4 december 2011The present study investigated the effects of farmland management and environmental factors at local and landscape scales on bees in…BijenEvidence for the decline of the western bumble bee (Bombus occidentalis Greene) in British Columbia
3 december 2011While the decline of B. franklini in southwestern U.S.A. and B. affinis in eastern North America have been well documented…Hommels
Apple orchard pest control strategies affect bird communities in southeastern France
2 december 2011We compared the structure (abundance, species richness, and diversity) of breeding bird communities in 15 apple orchards in southeastern France…Akkervogels
Recent Declines of House Sparrows in Canada’s Maritime Provinces
1 december 2011House Sparrows (Passer domesticus) were introduced to North America after 1850, increased and spread up to 1920, and stabilized or…Akkervogels
Agricultural pesticide use has contributed significantly to the decline of imperiled species in Canada
1 december 2011Anthropogenic habitat loss is usually cited as the most important cause of recent species’ extinctions. We statistically compared areas in…AlgemeenCompatibility of Two Systemic Neonicotinoids with Various Natural Enemies of Agricultural Pests
30 november 2011Two systemic neonicotinoids, imidacloprid and thiamethoxam, are widely used for residual control of several insect pests in cotton (Gossypium spp.),…Overige insecten
Declines in forage availability for bumblebees in Britain
30 november 2011We quantified the relative value of native and long-established plant species as forage (nectar and pollen) resources for bumblebees by…HommelsMassive decline of Corn Buntings on east Scottish study areas in 1989–2007
30 november 2011Changes in summer numbers of adult Corn Buntings Emberiza calandra in a large sample of study areas holding discrete localized…Akkervogels
Butterflies are declining in the UK since the 1970s
30 november 2011From 2005 onwards, butterflies have been adopted as Governmental biodiversity indicators in England, Scotland and for the UK as a…Vlinders
