发布时间:2025-02-05 00:38:26
想要不把基围虾养死,一定要注意水质,ph要维持在7-8之间,溶氧也不能太低,每升至少是4毫克。投放虾苗一个月后,需要投喂人工饲料,还要加一点贝类和杂鱼,水温保持在20-30℃之间,这样才有食欲,低于15℃的话则要减少投喂。另外,投喂的时间多在夜晚。
会计法规 那里能有固定资产折旧年限开办费入账方法装修费分摊年限这些法规谢谢
2025-02-05 00:38:26 2025-02-05 00:38:26 2025-02-05 00:38:26 2025-02-05 00:38:26 2025-02-05 00:38:26 2025-02-05 00:38:26家里房子还没装修但为了离厂子近搬了进来刚开始都挺好的过了两三天晚上频频做梦每次都是到天
2025-02-05 00:38:26 2025-02-05 00:38:26 2025-02-05 00:38:26 2025-02-05 00:38:26 2025-02-05 00:38:26 2025-02-05 00:38:26 2025-02-05 00:38:26 2025-02-05 00:38:26 2025-02-05 00:38:26京瓷fs1020一体机打印机和电脑连接正常能打印但不能复印是怎么回事
2025-02-05 00:38:26 2025-02-05 00:38:26 2025-02-05 00:38:26 2025-02-05 00:38:26 2025-02-05 00:38:26 2025-02-05 00:38:26 2025-02-05 00:38:26 2025-02-05 00:38:26