自然选育也称自然分离,是指对微生物细胞群体不经过人工处理而直接进行筛选的育种方法,又称为单菌落分离。
... 自发突变||spontaneous mutation 自然选育||natural selection 自溶的||autolytic ...
基于24个网页-相关网页
...自然选育(自发选育与定向培育) 不经人工处理, 利用微生物的自然突变进行菌种选育的过 程称为自然选育(spontaneous mutation) 一个基因的自然突变频率仅10 -8 -10 ―9 左右,选种几率较低 54 2、互变异构效应 1、多因素低剂量的诱变效应 自然环境中低剂量的...
基于12个网页-相关网页
The production of the antibiotic by strain LDT917 was promoted by natural screening and UV mutational screening. A stable and high-yielding strain LDT917-383 was obtained.
通过自然选育和紫外诱变选育,获得了高产、遗传性稳定的菌株LDT917-383。
参考来源 - 抗真菌活性物质产生菌的筛选及其产物分离纯化的初步研究·2,447,543篇论文数据,部分数据来源于NoteExpress
本文采用自然选育的方法将实验室保藏的菌种进行复壮纯化处理,得到一株生产水平稳定的菌种,该菌种的产抗水平较原始出发菌种提高了18。
The strain strored in our lab was rejuvenated and purificated by natural screening, the production of the antibiotic was stable and increased by 18.
对非自然环境中青霉菌菌株的培养选育进行了实验研究。
This paper presents conclusions of the breeding of penicillium sp in the non natural environment.
油占8号是广西农科院水稻所从“澳粳占”自然变异植株中选育而成的优质常规稻新品种。
Youzhan 8, selected from a natural mutation of variety Aojinzhan by Rice Research Institute of GXAAS, is a fine grain quality inbred variety of indica type.
应用推荐