问题:下列藻类生活史中,孢子体占优势的异形世代交替是()A、水云B、多管藻C、海带D、石莼...
Tuesday, March 11, 2025
问题:紫菜的丝状体阶段分为五个时期:()、()、()、()、()。...
Saturday, April 27, 2024
Thursday, September 26, 2024
Monday, September 12, 2022
问题:条斑紫菜的无性生殖可以放散(),在人工育苗生产上具有一定意义。...
Thursday, April 3, 2025
问题:海洋环境的物理因子中()决定海藻的水平分布()决定海藻的垂直分布。...
Saturday, April 27, 2024
Sunday, February 11, 2024
Wednesday, September 18, 2024
Tuesday, July 18, 2023
Monday, April 29, 2024
问题:为促使江蓠孢子集中大量放散,对藻种进行干燥刺激处理。处理的两种方法是:()刺激和日晒刺激。...
Thursday, September 26, 2024
Friday, June 20, 2025
Friday, March 24, 2023
问题:在藻类细胞中,氮磷重量比一般为()A、3.2:1B、5.2:1C、7.2:1D、9.2:1...
Saturday, June 29, 2024
Monday, September 12, 2022
问题:海带孢子体生长的最佳温度为()A、0-5℃B、5-10℃C、10-15℃D、15-20℃...
Thursday, December 19, 2024
Tuesday, September 12, 2023
问题:带夏苗培育法确定采苗时间主要从两个方面考虑:一是(),二是()。...
Thursday, December 15, 2022
Tuesday, October 3, 2023
问题:海带夏苗是在室内自然光、()和流水条件下人工培育的。...
Friday, April 26, 2024