每天一句GRE-12

knightyn 2016-09-02 08:28:35 阅读: 1750

  1. Studies by Hargrave and Geen estimated natural community grazing rates by measuring feeding rates of individual zooplankton species in the laboratory and then computing community grazing rates for field conditions using the known population density of grazers. (5)



 
邀请讨论

附件

{{f.title}} 大小 {{f.file_size}} 下载 {{f.count_download}} 金币 {{f.count_gold}}
{{item.nick_name}} 受邀请回答 {{item.create_time}}
{{item.refer_comment.nick_name}} {{item.refer_comment.create_time}}

附件

{{f.title}} 大小 {{f.file_size}} 下载 {{f.count_download}} 金币 {{f.count_gold}}
切换到完整回复 发送回复
赞({{item.count_zan}}) 踩({{item.count_cai}}) 删除 回复 关闭

小组最新话题

科研狗©2015-2024 科研好助手,京ICP备20005780号-1 建议意见

服务热线

178 0020 3020

微信服务号