搜索优化
English
全部
Copilot
图片
视频
地图
资讯
购物
更多
航班
旅游
酒店
搜索
笔记本
Top stories
Sports
U.S.
Local
World
Science
Technology
Entertainment
Business
More
Politics
过去 30 天
时间不限
过去 1 小时
过去 24 小时
过去 7 天
按相关度排序
按时间排序
搜狐
4 天
林深见“鹿”,“蕨”代芳华——鹿角蕨(Platycerium wallichii)
它就是蕨类植物中别具一格的存在——鹿角蕨(图2)。 图1:蕨类植物。A:金毛狗Cibotium barometz;B:江南星蕨Lepisorus fortunei;C:笔筒树Sphaeropteris lepifera;D:邢氏水蕨Ceratopteris shingii。 图2:鹿角蕨植株照。A:生境;B:个体;C:孢子囊。(曾佑派摄) 鹿角蕨属 ...
21food.cn
24 天
高三尖杉脂碱
溶解性:难溶于水,易溶于甲醇、乙醇、氯仿、乙醚等有机溶剂。 提取来源:三尖杉Cephalotaxus fortunei。 常绿乔木或灌木。小枝对生或近轮生,基部有宿存芽鳞。叶对生或近对生,在侧枝上排成二列,条形或条状披针形,两面中脉隆起,下面有两条气孔带。雌雄异株 ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果
今日热点
Sentenced for fraud
China executes 4 Canadians?
FBI agent arrested
3 found dead inside home
Minnesota senator charged
Confirms marriage to Good
Standoff ends outside HQ
Found guilty in fraud trial
Sia files for divorce
World’s happiest countries
Alaska plane crash report
Michigan hospital shooting
New sinkhole on I-80
Says Fed should cut rates
Scholar detained by ICE
Failed candidate convicted
NHL's front office iPad app
Ford recall
Former F1 team owner dies
To join AI data center fund
Iran releases French citizen
Bruce Willis turns 70
Kilauea volcano erupts again
Updates US travel advice
US home sales rose
Israeli strikes across Gaza
Detainees flee from custody
Coach DeChellis retires
Malaysia OKs new search
Taliban frees American man
J.Crew signs exclusive deal
New drug could reduce risk?
反馈