heterogeny,alternation of generations,cyclical parthenogenesis
【计】 交错定理
alternation theorem
暂无补充释义。
alternation theorem
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