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and trends,
these new situation on the traditional family ethics raised new challenges in the
traditional Confucian family ethics formed a huge impact.
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eat attention to adopting
various techniques to improve soil quality when plowing the soil, so that the soil could keep
sustainable fertility and high rate of yield.
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f the earth's
surface.Therefore,it has great benefit for clarifying the mutual action between human
beings and land and their change principles in the historical period when the land use
and the land cover changes are chosen as the study perspective.
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ural heritage.
Therefore she enjoys many great appellations, such as ‘The cradle of
Chinese agriculture’, ‘The hometown of fragrant sachet’ and so on.
描述:
f the
Qingzang plateau.Gannan is adjacent to Qinghai province in west,to Sichuan province
in south,to the southern of Gansu province in east and to the Loess plateau in
north.Mountainous country and plateau are its major landforms types.It is a highest