激光诱变,laser mutation
1)laser mutation激光诱变
1.Laser mutation breeding has been used to soybean in recent years and obtained many achievements.激光诱变作为一种育种方法,具有操作简单、使用安全等优点,并且已经应用于大豆育种。
2.The mechanism of laser mutation technology was expounded.阐述了激光诱变技术的机理,介绍了激光诱变技术在农业育种、微生物育种和其他生物育种方面的应用成果,提出了激光诱变技术在生物育种应用中存在的问题并展望其发展方向。
英文短句/例句

1.Laser Mutation Breeding of New Onion Variety "Changji 07-9"洋葱新品种“昌激07-9”的激光诱变选育
2.Nd: YAP Laser Inducement and Selection of Platymonas Subcordiformis;Nd:YAP激光诱变选育亚心形扁藻
3.The Screening of Polyporus Umbellatus Strains Mutagenized Artificially by UV and He-Ne Laser紫外及He-Ne激光诱变猪苓菌株的筛选
4.The Pectinase Strain-breeding with High-yield Mutated by Laser果胶酶高产菌株的激光诱变选育研究
5.Study on Laser Irradiation Breeding and Kinetics of Dibenthiophene Biodesulfurization by Rhodococcus sp;生物脱硫菌的激光诱变育种和反应动力学研究
6.Breeding of Amycolatopsis orientalis Strain by Protoplast Mutation东方拟无枝酸菌原生质体激光诱变选育
7.It was proved that laser irradiation is an effective method for breeding of baker′s yeast.证明激光诱变效果明显 ,是进行面包酵母菌种选育的理想方法之一
8.Isolation and He-Ne Laser-induced Breeding of the Phenol-degrading Strain Candida Tropicalis with High Activity;高效苯酚降解菌的分离纯化及He-Ne激光诱变育种研究
9.Laser mutagenesis and producing cellulase condition optimization of Trichoderma virid protoplast绿色木霉原生质体的激光诱变及纤维素酶发酵条件优化
10.Selection of the respiration deficiency mutant yeast irritated by laser and optimization of the fermentation condition激光诱变筛选呼吸缺陷型酵母及其发酵条件优化
11.Improvement of Antagonistic Activity of Bacillus subtilis QM3 by He-Ne Laser提高枯草芽孢杆菌QM3拮抗能力的He-Ne激光诱变技术
12.Raman Spectroscopic Analysis of Solid DNA Fiber Induced by He-Ne Laser Irradiation;He-Ne激光对DNA固体纤维诱变的拉曼光谱分析
13.Experimental Observation of Rice Variation Induced by Co~(60)-Υ-Rays and Laser~(60)钴-γ射线与激光复合诱发水稻变异试验
14.The Mechanism of Structural Change in Au~(3+)-doped BK7 Glass Irradiated by Femtosecond Laser;激光诱导贵金属掺杂玻璃的微结构变化机理
15.The Study on Bioeffects of Microalgae Induced by Laser and Laser Mutation Breeding;激光辐照微藻生物学效应及其诱变育种的研究
16.A study on the improvement the breed of Sanjiao fragrant glutinous rice through mutagenesis by laser and electric field in Yao’an county;激光加电场诱变改良姚安三角大香糯水稻研究
17.He-Ne and Ar + Laser s Induced Effect on Pectinase Produced;He-Ne及Ar~+激光对黑曲霉产果胶酶的诱变效应
18.Research on Theory and Method in Detecting Colorectal Cancer with Laser-Induced Fluorescence;激光诱导荧光检测大肠癌变组织的理论与方法研究
相关短句/例句

laser mutagenesis激光诱变
3)laser induced mutation激光诱变
1.Study on breeding diacetyl-less saccharomyces cereveseae by laser induced mutation;He-Ne激光诱变选育双乙酰生成量低的啤酒酵母
4)Laser-mutagenesis激光诱变
1.We have succeeded in breeding seedless Shatian pumelo by laser-mutagenesis.采用激光诱变的方法已经成功的培育出无核(少核)沙田柚,我们采用德国产LeicaDMLB生物显微镜MPS60照相系统对采摘回的花蕊(经生物技术处理)进行拍照,与未经激光处理的对照组做比较,分析了雌雄配子体发育过程,对无核果作用机理研究提供参考。
5)laser mutalor strain激光诱变株
6)mutation-induced by laser激光诱变光的
延伸阅读

半导体激光泵浦的激光晶体半导体激光泵浦的激光晶体LD pumped laser crystal  半导体激光泵浦的激光晶体LD PumPed lasercrystal适用于半导体二极管作泵浦源的激光晶体。传统的固体激光器一般用闪光灯泵浦,由于闪光灯的发光区域宽,只有一部分能量被吸收后转换成激光,大部分转换成热量,使工作物质温度上升,恶化了输出激光束的质量。半导体激光器输出的激光谱线窄(一般为几纳米),选择合适的半导体激光器,使其激光光谱与某种固体激光材料的吸收光谱匹配,即可达到高效泵浦,大大减轻固体工作物质的热负荷。 因为半导体激光器光泵区域小,需用的晶体尺寸也小,因此要求基质晶体内可掺入的激活离子浓度要高,且不产生浓度碎灭。此外,要求与光泵的半导体激光波长相匹配的晶体的吸收带要宽,吸收系数要大;要有低的阑值功率;Q开关运转时,荧光寿命要长。当泵浦光源从闪光灯改变为半导体激光二极管时,对被泵浦的激光晶体产生了不同的要求。用闪光灯泵浦时,对材料的热性能和机械性能有严格要求,而半导体泵浦则更注重材料的光谱性能。 在已使用的激光晶体中,掺钱石榴石(Nd:YAG)晶体的阑值功率低,光学质量高,是应用于半导体激光光泵的固体激光器的主要材料。由于Nd3+离子在基质晶体中受分凝系数的限制,Nd3+离子浓度不能太高,所以一些氟化物和钨、钥酸盐晶体等掺杂浓度高,激光效率高,荧光寿命长,有可能成为半导体激光泵浦的后选晶体。 用半导体泵浦可制成效率高、功率和频率稳定、激光束质量好、寿命长的全固化激光器,并经各种频率转换技术,可发展成各种波长、各种模式、各种运转方式的激光器,这种激光器将在很大范围内取代已有的各类固体、液体和气体激光器。 (沈鸿元)