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The past and present of crop rotation
In this lesson, you will learn how crop rotation is applied in agriculture.
地理
成績8 – 12
作者: Gál Erzsébet
審稿人: Dormány Gábor, Jóri Johanna
圖形的: Patai Regina
程序員: Tóth Martin
關鍵詞
mozaLink
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