...耕作土壤；现代土壤；关中地区 [gap=1722]Key words: Micromorphology; Old cultivated soils; Modern soil; Guanzhong areas ...
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The experiment was carried on in red Fuji apple, which 16 and 12 kind of fruit bags was used in northern loess plateau of Shaanxi Weihe and Guanzhong fruit areas from 2003to2004.
本研究于2003-2004 年在陕西渭北洛川县和关中的杨凌区以红富士苹果为试材，分别选用16 种和12 种果袋，进行了不同袋种对果实品质影响的试验；
It is necessary to promote new energy-saving building materials in Guanzhong rural areas.
在关中农村推广新型节能型建材很有必要。
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