差分

提供: 広島大学デジタル博物館
ナビゲーションに移動検索に移動
1 バイト追加 、 2019年9月21日 (土) 22:10
4行目: 4行目:     
== Definition ==
 
== Definition ==
===Glossary of "Environmental Science: Earth as a Living Planet (2nd ed.) by [[Botkin_Keller_1998|Botkin & Keller (1998)]]===
+
===Glossary of "Environmental Science: Earth as a Living Planet (2nd ed.)" by [[Botkin_Keller_1998|Botkin & Keller (1998)]]===
 
*Structure of a population divided into groups by age.  Sometimes the groups represent the actual number of each age in the population; sometimes the group represents the percentage or proportion of the population of each age.
 
*Structure of a population divided into groups by age.  Sometimes the groups represent the actual number of each age in the population; sometimes the group represents the percentage or proportion of the population of each age.
  

案内メニュー