(PhysOrg.com) -- The number of sugar maples in Upper Great Lakes forests is likely to decline in coming decades, according to University of Michigan ecologists and their colleagues, due to a previously unrecognized threat ...
Ecology
Jan 16, 2012
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(PhysOrg.com) -- Organisms that oxidise ammonia were first discovered in 1890. Although a natural process, a major consequence of the activities of such organisms in soil is the transformation and loss of nitrogen fertilisers ...
Environment
Jan 10, 2012
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(PhysOrg.com) -- Scientists recently discovered nitrogen that falls from the atmosphere in acid rain can influence large tracts of sugar maples in North America.
Ecology
Dec 8, 2011
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Acid rain and subsequent calcium depletion of forest soils in eastern North America may be limiting forest songbird populations, according to a researcher in Penn State's College of Agricultural Sciences.
Ecology
Sep 7, 2011
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Eutrophication harms the environment in many ways. Unexpectedly, nitrogen fertilizer may also be positive for the environment. And even acidic soils, promoting the destruction of forests, can have a positive effect. Researchers ...
Environment
Aug 19, 2011
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Oat is the sixth most important cereal in the world. Traditionally it has been used for feed, but it's importance as a food crop is steadily growing due to it's unique health beneficial properties. Unfortunately, oat cannot ...
Biotechnology
Jun 28, 2011
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Researchers have come closer to understanding how a common fungus "makes its living in the soil," which could lead to its possible "career change" as a therapeutic agent for plant and human health.
Biochemistry
Mar 2, 2011
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Diseases caused by a species of fungus called Phytophthora syringae are responsible for significant economic losses on a wide range of plants, including pear. In the Pacific Northwest region of the United States, disease ...
Plants & Animals
Dec 29, 2010
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The ongoing search for evidence of past or present life on Mars includes efforts to identify organic compounds such as proteins in Martian soil, but their absence to date remains a mystery. A new theory to explain what happens ...
Space Exploration
Jun 10, 2010
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(PhysOrg.com) -- Leon Kochian and colleagues have cloned a unique sorghum gene that is being used to develop sorghum lines that can withstand toxic levels of aluminum in the soil, a consequence of acidic soils.
Biotechnology
Feb 23, 2010
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