WebOct 2, 2012 · The Bollgard II is the next generation transgenic Bt cotton. It has combination of two genes, viz. Cry 1 Ac and Cry 1 Ab into cotton genome. Bollgard II has 4-5 times more effective than Bollgard I. the Bollgard cotton confers resistance to bollworms. Roundup ready cotton was another transgenic cotton which is resistant to herbicides and … WebDec 1, 2008 · Transgenic cottons containing the Bollgard®, Bollgard II® and WideStrike® traits were grown in 2005 and 2007 to examine the efficacy against beet armyworm Spodoptera exigua (Hübner) and fall armyworms S. frugiperda (J. E. Smith). Results suggest that both dual-gene traits are more efficacious against these armyworm species …
FIELD AND FORAGE CROPS Bollworm (Lepidoptera: …
WebApr 11, 2024 · How Bt-cotton changed Indian cotton industry: A study conducted on 533 farm households between 2002 and 2008, who switched to BT-cotton has following findings: Yield of plots planted with Bt cotton increased by 24% compared with conventional cotton plots. This translated to a 50% increase in profits. During 2006–08, families who adopted … WebII®, while Bollgard II® is more efficacious against beet armyworms than WideStrike®. Pos-sible reasons for these differences in efficacy are discussed. Key Words: Spodoptera exigua, Spodoptera frugiperda, armyworms, transgenic cotton R ESUMEN Clases de algodón transgénicos que tienen las características Bollgard®, Bollgard II® y healthcare pm
BT Cotton in India - Problems and Solutions - Drishti IAS
WebMay 25, 2024 · In 2016, Pertry et al. [19] described the Bollgard II ® case in Burkina Faso as a role model for sustainable cotton production. Bollgard II ® cotton requires only two insecticide treatments to control secondary pests such as aphids and jassids. This is in contrast to conventional cotton which requires six treatments, with the initial four ... WebBollgard and Bollgard II hybrids were planted across 3.1 million acres in 2005. It grew to 8.7 million acres in 2006 and to 14.4 million acres this year. This increase in acreage and … http://fbae.org/2009/FBAE/website/special-topics_views_gene_stacked_bollgard_ii_cotton.html healthcare plz meme