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灰色森林土
释义
灰色森林土
Encyclopedia
农学
灰色森林土
释
Grey forest soil
灰色森林土
发育在温带森林草原植被下具有深厚腐殖质层和明显二氧化硅淀积层的半淋溶型土壤。在中国第一次土壤普查时,称灰黑土类;在中国土壤分类(1978)和中国第二次土壤普查分类制(1988)中,列为淋溶土纲灰色森林土土类;在《中国土壤系统分类》(第3版)中,归属湿润雏形土、湿润均腐土或冷凉淋溶土;在美国土壤系统分类中,大致相当于黏化冷凉软土[注]、潮湿软土[注];在联合国世界土壤图图例中,大致相当于灰黑土集合土类[注]。又称灰黑土。
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in situ measurement
in situ microbial remediation
in-situ micro/nanomechanical testing instrument
in-situ monitoring in rock mass engineering
in-situ multi-parameter seawater quality meter
in situmulti-physical fields tester
in situ neutron activation analysis
in situ observation
in-situ oxidation ceramic matrix composites
in-situ passivation technique
in situ PCR
in-situ Physical measurement under High Pressure and High Temperature
in-situ polymerization
in-situ polymerization process
in situ protection of Chinese materia medica resources
in situ quantitation
in-situ remediation of groundwater
in situ remediation technology of groundwater
in situ resource utilization of extraterrestrial celestial body
in situ reverse PCR
in situ rock mechanics properties experiments
in-situ sampling techniques
in-situ seafloor observing station
in situ self- sustained sequence replication reaction
in situ separation coupled fermentation
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