News tagged with crop productivity

Loss of wild insects hurts crops around the world

Researchers studying data from 600 fields in 20 countries have found that managed honey bees are not as successful at pollinating crops as wild insects, primarily wild bees, suggesting the continuing loss ...

dateFeb 28, 2013 in Ecology
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Study: US biofuels policies flawed

The United States needs to fundamentally rethink its policy of promoting ethanol to diversify its energy sources and increase energy security, according to a new policy paper by Rice University's Baker Institute for Public ...

dateJan 06, 2010 in Energy & Green Tech
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Mapping the benefits of our ecosystems

We rely on our physical environment for many things – clean water, land for crops or pastures, storm water absorption, and recreation, among others. Yet it has been challenging to figure out how to sustain the many benefits ...

dateJul 01, 2013 in Environment
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Growing sorghum for biofuel

Conversion of sorghum grass to ethanol has increased with the interest in renewable fuel sources. Researchers at Iowa State University examined 12 varieties of sorghum grass grown in single and double cropping systems. The ...

dateNov 10, 2010 in Environment
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