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黑钙土
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黑钙土
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农学
黑钙土
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Chernozem
黑钙土
温带半干润气候地区草原植被条件下形成的,表层具有深厚腐殖质层、下部具有钙积层或石灰反应的土壤。在中国土壤系统分类为均腐土纲,半干润均腐土亚纲;在美国土壤系统分类中,黑钙土属于软土纲的多种类型:冷冻性冷凉软土、黏化冷冻软土、钙化冷凉软土、黏化半干润软土、弱发育半干润软土、钙质半干润软土等。
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chemistry of silicate
chemistry of soil pollution
chemistry of surrogates of chlorofluorocarbons
chemistry of the atmospheric aqueous phase
chemistry of the solar system
chemistry of the stratosphere
chemistry of the troposphere
chemistry of the upper atmosphere
chemistry of tree extractives
chemistry of volatile fission product
Chemistry Related to Utilization of Aquatic Products
Chemnitz
chemoattractant
chemoautotroph
chemoautotrophic microorganism
chemoautotrophs
chemoautotrophy
chemofossil
chemogenomics
chemoheterotroph
chemoheterotrophy
Chemoinformatics
chemoinformatics
chemokine
chemokinesis
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