《深度挖掘土壤》(2014)原名《Deep, Down and Dirty: The Science of Soil》字幕下载
When young, we're told to stay away from the dirt, but the soil holds the nutrient organic material. This program tells the science of soil, which holds the secret of all life on our planet.| 日期 | 资源名称 | 类型 | 语言 | 下载 |
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