這是一部非常深刻的動畫影片，介紹植物的根與土壤、微生物、腐植質相互的關係。只有植物可以讓土壤恢復生機，這一部影片很有必要多看幾次。 Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Name * Email * Website Comment * Save my name, email, and website in this browser for the next time I comment.