A mutant, TS-N-121 was obtained by mutation and plate screening from a parent strain Mycobacterium fortuitum MF2 , which could transform sterol into androstanedione as the main product.
The comprehensive traits of hybrid strain and parent strain fruiting bodies were verified by the fruiting test of 42 strains.
对42个菌株进行栽培出菇试验,考证了杂交菌株和亲本菌株菇体综合性状。
The invention discloses a method for performing waxy maize variety identification and seed purity inspection by using a parent strain specific SSR marker with high combining ability.
本发明公开了一种利用高配合力亲本特异的SSR标记进行糯玉米品种鑒定和种子纯度检验的方法。
The precocious line was much less pathogenic than the parent strain judged by mortality and weight gains, but its immunogenicity was reduced to some degree.