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Recently, increasing attention has been paid to the anthropogenic degradation of the riverbed and its relationship to the ecological status of the adjacent river landscape. The key objective of this r...
Vertical distribution of roots is known to influence environmental stress tolerance of crops. To estimate the genotypic characteristic on the vertical distribution of roots in the field, the growth an...
Wheat and soybean were grown in an upland field converted from a paddy of gray lowland soil in Ibaraki, Japan in 1994-1995.Wheat and rice were also grown in multipurpose paddy fields of peat soil in 1...

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