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To clarify what is the major control over aboveground biomass in a premature grassland under a condition of rainfall fluctuation, we conducted a 2-year experiment in a grassland of northern China. We manipulated species richness (4, 8 and 14 species) nested within a simulated rainfall gradient and we examined the relationships at different community organization levels. Previous experimental studies...
At the present time, global warming and environmental destruction are very serious problems. Then it is tried to regenerate nature by combination of sustainable energy and water to solve them. This system has two aspects for regenerating nature. One is a system of saving and circulating rainfall. Another one is a system of sustainable energy. To operate the water treatment needs to supply stable electricity...
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