The life of a plant that we depend on for food, clean air, and materials are challenged by myriad threats, natural and man-made including Viruses, pests, fungi, herbicides, drought, pollution, salinity, flooding, and frost. These rapid or unexpected emergence of these threats put human food security at risk and could …
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The occurrence of a large natural or man-made disaster is often combined with the destruction of the local infrastructures on the ground. For example, the earthquake in Wenchuan in May, 2008 did not only has a huge destructive power, but also made the disaster area into many information isolated islands …
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The antenna are required in military for land-based, naval, and airborne communications, as well as communications intelligence (COM- INT) and electronic warfare (EW) systems including communications electronic support measures (CESM) and communications electronic countermeasures (CECM). The aperture size is constrained by the dimensions of the host platform (e.g. aircraft or naval …
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