heterogeny,alternation of generations,cyclical parthenogenesis
隔坡梯田
alternation of slope and terrace【土壤】
暂无补充释义。
alternation of slope and terrace【土壤】
暂无补充释义。
heterogeny,alternation of generations,cyclical parthenogenesis
alternation
alternation of generation
homophasic alternation of generations
alternation
alternation of drying and wetting【土壤】
alternation of forest and agricultural crop
double alternation problem