Bt-cotton in India: Anatomy of a controversyR Geeta
Most scholarship on the closely-watched case of genetically modified Bacillus thuringiensis (Bt) cotton in India has focused on short-term impacts and has also ignored other major changes in India’s cotton agriculture. This Perspective combines several data sources over a 20-year span to provide ...
Milius, S. 2003. "Yields up in India; Pests Low in Arizona--Bt Cotton-- Genetically Engineered Cotton." Science News February 3, 2003. http://www. ndarticles.com/p/articles/mi_m1200/is_6_163/ai_97997812 (last accessed 1/4/2007)....
The paper presents preliminary results from a study of the economics and adoption of Bt cotton in India. Biotech crops, which made their appearance in the world about a decade ago, have gained substantial popularity and acceptance in many parts of the world including US, China, Australia, Mexic...
Since the introduction of Bt cotton in India there has been a serious debate going on its impact on cost, returns and productivity. Andhra Pradesh continue to be the largest cultivator of Bt cotton in India and it occupies third position among Indian cotton growing states both in terms of ...
Cultivation of cotton with the Bacillus thuringiensis (Bt) insecticide protein CryIA(c) in India started in mid-1998. At the end of the year, the crop in Andhra Pradesh and Karnataka had failed due to heavy pest infestation and ineffective, intensive pesticide applications. Molecular biological,...
introducedinIndiain2002.Followingitssuccess,duringthelast7years(2002-2008),theareaunderBtcottonhasincreasedby7.6mhafrom0.029mha.在印度棉花的种植面积达九百万公顷，占全球棉花种植面积的四分之一。印度在2002年引进苏云金芽孢杆菌(Bt)棉。在过去的7年(20022008)，种植面积从29万公顷增加到760万公顷。James,...
g−1 h−1), alkaline phosphatase (240–253 µg PNP g−1 h−1) and fluorescein di-acetate hydrolysis (14.6–18.0 µg fluorescein g−1 h−1), were significantly higher under Bt-cotton-soybean system than other Bt- and non-Bt-cotton based systems in all crop ...
This is undertaken through comparing the debt levels of Bt cotton cultivators with those adopting alternative organic and Non-Pesticide Management (NPM) methods. The study involves a total of 26 participants in three villages in Telangana, India. It argues that measures of indebtedness need to be ...
Reports on a case being prepared by India's environment ministry against Nav Bharat Seeds for allegedly growing unauthorized genetically modified (GM) cotton in the western state of Gujarat. Details of how the Bacillus thuringiensis-modified cotton was discovered; Claim by the company that it created...