Monday, September 12, 2022
Monday, February 12, 2024
问题:紫菜的雄性生殖细胞和雌性生殖细胞均是由营养细胞转化而成的。...
Sunday, September 11, 2022
Tuesday, September 12, 2023
问题:紫菜壳孢子形成的最佳温度为()A、10-15℃B、15-20℃C、20-25℃D、25-30℃...
Monday, April 29, 2024
Sunday, February 11, 2024
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
Monday, September 12, 2022
Monday, September 12, 2022
Sunday, February 11, 2024
Monday, September 12, 2022
Monday, September 12, 2022
Monday, September 12, 2022
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
问题:下列藻类生活史中,孢子体占优势的异形世代交替是()...
Monday, September 12, 2022
Monday, April 29, 2024
Monday, September 12, 2022
Tuesday, July 18, 2023
Monday, September 12, 2022
Tuesday, June 27, 2023