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Bacillus thuringiensis (Bt) has played an important role in biocontrol of pests. However, insecticidal activity of B. thuringiensis against locusts has been rarely reported. Bt strain BTH-13 exhibiting specific activity to locusts was isolated from a soil sample in China and characterized. Its bipyramidal parasporal crystal is mainly composed of a protein(More)
By the advancing of microelectronics, we propose an improved version of Aydos’s protocol, which uses the restraint of RTT. The new protocol can resist two types of MITM attack that presented by Mangipudi and Liu. It can even resist the strengthened MITM attack in which the attacker has infinite computing resource. We then analyse the new protocol both(More)
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