WebApr 29, 2015 · Bacillus thuringiensis (Bt) microbial pesticides have a 50-year history of safety in agriculture. Cry proteins are among the active insecticidal ingredients in these pesticides, and genes coding for Cry proteins have been introduced into agricultural crops using modern biotechnology. The Cry gene sequences are often modified to enable … http://www.bt.ucsd.edu/bt_crop.html
Biotechnology and biosafety information center - Field-evolved ...
WebBefore the availability of Bt technology, most Australian cotton crops were typically sprayed 10 – 14 times per season with insecticides for Helicoverpa spp. management … WebSummary. This research programme focuses on the impacts of genetically modified (GM) cotton crops ( Bacillus thuringiensis cotton; Bt cotton for short) on soil biodiversity and … hipster guy clothing stores
Bt Crops - SourceWatch
WebBt maize is genetically engineered to express insecticidal proteins from the bacterium Bacillus thuringiensis. Bt maize is used extensively by South African farmers to reduce yield losses caused by lepidopteran larvae. … WebNov 23, 2016 · The cotton bollworm, Helicoverpa armigera, is a major pest of many agricultural crops in several countries, including Australia.Transgenic cotton, expressing a single Bt toxin, was first used in the 1990s to control H. armigera and other lepidopteran pests. Landscape scale or greater pest suppression has been reported in some countries … WebEmma Young, G Magazine (Australia), Sept/Oct 2010. Full story at http://www.gmagazine.com.au/features/2284/decoding-gm-debate 'G weighs up the evidence behind the ... hipster guy glasses