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COVER An agricultural outreach educator visits a village in rural Andhra Pradesh, India. India aims to double the research and development share of its economy and engage a broader swathe of its 1.2 billion citizens in science and technology. See an interview with Prime Minister Manmohan Singh (page 907), an Editorial by Raghunath Mashelkar (page 891), and a special News package (beginning on page 904). Photo: Pallava Bagla ' f! r" Y# E' r f( |9 i2 B ' A5 l: M# g3 U : s( W' _" I/ J作者: tpwang 时间: 2012-2-24 13:24