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土壤形态
释义
土壤形态
Encyclopedia
农学
土壤形态
释
soil morphological characteristics
土壤形态
包括颜色、质地、结构、孔隙、紧实度、新生体、侵入体、构造和厚度等的土壤外部特征。土壤形态是土壤发生发展历史的集中反映,也是认识土壤形成和演化历史的关键。因此,土壤形态特征是研究土壤发生和诊断土壤性质的基础,是划分土壤层次和确定土壤分类的重要依据,也是野外土壤描述的主要内容。
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block-printed edition by Princess of Ning, Ming dynasty (1368~1644)
block-printed edition by Princess of Qin, Ming dynasty (1368~1644)
block-printed edition by Princess of Shu, Ming dynasty (1368~1644)
block-printed edition by Princess of Zhao, Ming dynasty (1368~1644)
block-printed edition by Princess of Zhou, Ming dynasty (1368~1644)
block-printed edition by the provincial administrative commissioner's mansion
block-printed edition sponsored by Guo Xun
Block-printed Juzhen edition of the Hall of Martial Valor (Wuying dian)
block-printed pictures in Buddhist scriptures in Tangut
block printing
block printing in printed Buddhist scriptures
block-printing series of books
block prism
block product
Block randomization
block relaxation
block relaxation method
block replacement policy
blocks
block scheme
block search
block size
block spin
block spin transformation
blocks substitution matrix
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