释义 |
secondary forest 基本例句 次生林 Part of the area which is not under cultivation may have the appearance of asecondary forest.林地中尚未耕作的部分看上去如同次生林。 When primitive subalpine abies forest was deforested to cropland, soil carbon stock and its stability decreased.人工林土壤呼吸速率大于天然次生林,农地和草地呼吸速率最低。 |