Browsing AgBioForum, vol. 14, no.2 (2011) by Identifier "http://hdl.handle.net/10355/11703"
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Variety Market Development : A Bt Cotton Cropping Factor and Constraint in China
(AgBioForum, 2011)In China, Bt-cotton varieties have been marketed since 1997 to help control attacks of some cotton pests, notably Helicoverpa armigera. It is estimated that Bt-cotton is currently grown on about 70% of the total Chinese ...