- 업종: Earth science
- Number of terms: 26251
- Number of blossaries: 0
- Company Profile:
An international scientific society that fosters the transfer of knowledge and practices to sustain global soils. Based in Madison, WI, and founded in 1936, SSSA is the professional home for 6,000+ members dedicated to advancing the field of soil science. It provides information about soils in ...
有死後堅持為骨架的矽質細胞壁的藻類。任何構成 Bacillariaceae 一類的單細胞或殖民地微藻。他們具有豐富的淡水和海水水域和其遺體廣泛分佈于土壤。
Industry:Earth science
有一個或多個世成土視野的碳酸鹽或無定形矽以外的其它礦物材料已更改或刪除但不是積累在很大程度的質土壤。在某些情況下,可能有 Inceptisols,ochric,umbric,質、 plaggen 或 mollic epipedon。水可供植物在一年或超過 90 的連續幾天在溫暖的季節的一半以上。(美國 S.命令的土壤分類系統。)
Industry:Earth science