soil horizon

短语词组

短語

• soil diagnostic horizon 土壤診斷層
• soil genetic horizon [土壤]土壤發生層;土壤發生學層次
• soil plough horizon 土壤耕層
• soil genetic horizon soil horizon 土壤發生層
• effecive soil horizon 土層
• soil and soil horizon 土壤和土壤層
• effective soil horizon 有傚土層
• buried soil horizon [土壤]埋藏土層
• symbol of soil horizon 土壤層位標示記號
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