A two-year study by researchers from the US Purdue University (West Lafayette, Indiana) has identified seed treatment residues in planter exhausts as a previously unrecognised hazard to honeybees . The researchers tested dead bees collected from hives located close to maize fields for the neonicotinoid insecticides, clothianidin and thiamethoxam. They found “extremely” high levels of the insecticides in waste talc exhausted from planting machinery. Lower, sub-lethal levels of the insecticides ...

Bayer CropScience has launched its fungicidal seed treatment, Scenic (fluoxastrobin 37.5 g/litre + prothioconazole 37.5 g/litre + tebuconazole 5 g/litre) in Argentina. Fluoxastrobin is the first strobilurin fungicide in the Argentine seed treatment market, Bayer says. Scenic is a suspension concentrate formulation for use on wheat for the control of head blight (Fusarium graminearum), bunt (Tilletia caries), loose smut (Ustilago nuda fsp tritici) and yellow leaf spot (Drechslera tritici ...

Syngenta has launched Dow AgroSciences’ insecticide, spinosad, as a seed treatment in the US. The active ingredient will be available exclusively as the latest component of Syngenta’s FarMore range of seed treatments. FarMore FI500 is an insecticide/fungicide seed treatment technology combining separately registered products including: the insecticides, Regard (spinosad) and Cruiser 70WS (thiamethoxam); and the fungicides, Apron XL (mefenoxam), Maxim 4FS (fludioxonil) and Dynasty ...

Syngenta has launched its triple-protection soybean seed treatment, Plenus Avicta, in Argentina. Plenus Avicta, includes the nematicidal seed treatment, Avicta (abamectin), for which this launch represents its debut in Argentina. It offers effective nematode and below-ground bacteria that attack roots, the company says. Syngenta has also introduced a second version of the product, Plenus, containing unnamed fungicides and insecticides as well as an inoculant granting 60 days’ “life extension”. ...