3.18.2010

Monsanto Admits Own 'Bt Cotton' Ineffective Against Pests

· Firm asks farmers to switch to its second-generation product to delay resistance further.[!!!]
· Monsanto's advice ridiculous, say scientists.

http://www.thehindu.com/2010/03/06/stories/2010030658401400.htm
Monsanto's Bt Cotton - www.thehindu.com

For the first time anywhere in the world, biotech agriculture giant Monsanto has admitted that insects have developed resistance to its Bt cotton crop. Field monitoring in parts of Gujarat has discovered that the Bt crop is no longer effective against the pink bollworm pest there.
[...]
In November 2009, Monsanto's scientists detected unusual survival of the pink bollworm pest while monitoring the Bt cotton crop in Gujarat. In January and February, samples taken from the field were tested in Monsanto's laboratories. It has been confirmed that pink bollworm is now resistant to the pest-killing protein of Bt cotton in four districts — Amreli, Bhavnagar, Junagarh and Rajkot.
[...]
Agricultural scientists and activists say Monsanto's advice is “ridiculous”. The Bollgard II product has no additional toxin to combat pink bollworm, says G.V. Ramanjaneyulu of the Centre for Sustainable Agriculture. It is simply that as a newer product, Bollgard II will take longer for the pest to develop resistance. Anyway, the Bt toxin is only active for 90 days, while pink bollworm is a late season pest, he adds.
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STOP GMO

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