GM COTTON: Impacts on soil ecosystem & yield attributes

GM COTTON: Impacts on soil ecosystem & yield attributes

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Since transgenic cotton was first grown commercially in India in 1996, the areas cultivated have increased rapidly around the world. Bt cotton is produced by inserting a synthetic version of a gene from the naturally occurring soil bacterium Bacillus thuringiensis into cotton. Bt cotton may affect nutrient dynamics, enzymatic activities, AM fungi and yield in many ways during its life span with regard to the temporal-spatial relevance of Bt proteins. Although there is concern that transgenic Bt-crops which release Bt-toxins into the environment affect nutrient cycling in the agro ecosystem. Bu...