荒野變形 的英文怎麼說
中文拼音 [huāngyěbiànxíng]
荒野變形
英文
wild shape-
Took sha - zhuyu and east shore of qing - hai lake as the examples and based on the mass of field survey and soil analyse, took comparative method, we carried through the researches on the causes of the desertification, the origin of sandy desertificational land substance, the development diversification and difference of soil characteristic in process of manual and spontaneous vegetation recovery in high frigid regions and make out the taxonomy of desertificational land in high frigid region of china. the result obtained are summarized as follows : 1. the development of the desertificational land in high frigid regions is caused by the manual and spontaneous factors
論文首次對高寒地區的砂質荒漠化土壤進行系統研究，以沙珠玉和青海湖東岸為例，通過野外考察和土壤樣品室內化驗，採用對比分析的研究方法，對中國高寒地區荒漠化的成因和研究區砂質荒漠化土地的形成演變，土壤發生特性、人工植被恢復和自然植被恢復過程中土壤的發育差異和性質變化進行系統研究，並用系統分類體系對研究區土壤進行類型劃分，得到主要結論如下： 1 、高寒地區荒漠化的發生發展是在自然因素和人為因素共同作用下進行的，沙珠玉地區風沙土是就地產生的，青海湖東岸地區風沙土主要是由風從湖的西岸搬運而來的，兩地區砂質荒漠化發展仍然十分嚴重。
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