In the conifer forest communities, the conifer pollen percentages are more than 60%, broadleaf are less than 10% while shrubs and herbs are less than 30%.

 
  • 在针叶林植被中,针叶树种花粉百分比高于60%25,阔叶树种花粉百分比低于10%25,灌丛和草本花粉百分比低于30%25。
今日热词
目录 附录 查词历史