共查询到19条相似文献,搜索用时 93 毫秒
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我国金针菇新品种的选育 总被引:1,自引:0,他引:1
金针菇在国际市场上是仅次于蘑菇,香菇,居第三位的主要食用菌,本文着重介绍我国开发金针菇新品种的概况;金针菇优良菌株的野生驯化育种,担孢子杂交育种,诱变育种技术;笔者通过野生驯化育出的我国第一个自选的定型的金针菇优良菌株“三明1号”及采用担孢子杂交法育出的生物学效率达100%以上,优质,抗病性强,栽培性能稳定的金针菇优良菌株“杂交19号”的品种特性,栽培特点和管理技术,以及金针菇品种的选育方向。 相似文献
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XU Zhen SHANG Xiaodong SU Rong TAN Qi 《食用菌学报》2008,15(4)
White Flammulina velutipes strains FM0 F21,F10 and F3-W were selected as the parental strains in a single-spore cross-breeding experiment.Thirty basidiospore-derived monokaryons were selected randomly from each parental strain,and mating was carried out according to the mating groups:FM×F21,FM×F3-W and F3-W×F10.Integrative analysis revealed that hybrid progenies from the FM×F21 mating group exhibited the highest mating rate (79%).However,only 59.2% of these hybrids produced measurable fruit body yields c... 相似文献
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金针菇原生质体紫外诱变选育 总被引:8,自引:2,他引:6
本研究在最适条件下制备金针菇Y19和W088菌株原生质体,紫外线照射1分钟进行诱变处理,再生后挑选生长好的菌株,酯酶同工酶电泳分析表明,筛选出的菌株出现出发株没有的新酶带,证明其遗传物质发生了变化,与出发菌株相比,变异菌株生长速度提高23.1 ̄52.3%,出菇时间提早10 ̄14天。 相似文献
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金针菇液体培养菌丝与子实体SOD特性比较研究 总被引:2,自引:0,他引:2
液体发酵培养菌丝体具有高效、高产、成本低的特点。因此 ,本文以液体培养金针菇菌丝及金针菇子实体为材料 ,对二者SOD含量及同工酶类型进行了比较 ,并对金针菇菌丝液体培养的特性作了进一步阐述 ,以期为开发利用金针菇菌丝中SOD资源打下一定基础 相似文献
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A series of hybrid Flammulina velutipes dikaryons were obtained by crossing yellow and white monokaryons.The color of fruit bodies generated from these dikaryons,and the ratio between dark-colored stipe regions and the entire stipe of individual fruit bodies,were determined.Our data suggest that the expression of fruit body color in the hybrid dikaryons was under the control of factors present in both the white and yellow parent monokaryons,and that multiple alleles exist in both white and yellow color-controlling factors. 相似文献