结论抗病性是RNA介导的病毒抗性。
通过从引起植物病的某些病毒中引入一种基因，从而实现抗病毒抗性。
Virus resistance is achieved through the introduction of a gene from certain viruses which cause disease in plants.
本文研究了马铃薯对卷叶和花叶病毒抗性的遗传及与产量性状的关系。
The heredity of resistance to potato leaf roll and mosaic viruses and its relation to yield characters in potato was studied.
抗病毒抗性使植物较不易受这些病毒引起的疾病的影响，使作物产量更高。
Virus resistance makes plants less susceptible to diseases caused by such viruses, resulting in higher crop yields.
接种试验及田间观察结果表明，钟村1号对3个株系病毒抗性均表现出较高水平，发病轻微，具有较强而稳定的水平抗病性。
Inoculation test and field observation showed that Zhongcun 1 has considerably high and stable horizontal resistance to 3 strains of the virus.
作为一项新的反向遗传学技术，RNA干扰技术正在越来越多的应用于包括鉴定基因功能、疾病治疗、植物病毒抗性研究在内的多项研究领域。
As a new reverse genetic technology, RNAi is used widely in kinds of research fields, including detection of gene function, diseases therapy, plant resistance to virus and so on.
其它的一些健康威胁也已经在生猪养殖农场中显出苗头，比如具有耐抗性的金黄色葡萄球菌病毒的出现。
Other health threats, such as antibiotic-resistant strains of staphylococcus aureus, have emerged from pig farms as well.
一旦之类被打断，病毒就有可能变异，对药物有抵抗性，这就使后续治疗效果更差、费用更昂贵、身体风险更大。
When treatment is interrupted, the virus can mutate and become resistant to drugs, which makes future treatment less effective and more expensive, and risks our health further.
不同百合品种对病毒病的抗性有差异。
Different lily species has different resistance to viral disease.
不同诱导因子的研究结果表明，真菌、细菌和病毒都可诱导烟草对赤星病产生抗性。
The Study of the different inducers shows that fungi, bacteria and viruses can all be used to induce resistance to tobacco brown spot.
在温室条件下比较了25个豌豆品种对豌豆种传花叶病毒的抗性，根（?）
The resistance of 25 pea cultivars to PSbMV infection was cvaluatcd in the glasshouse.
研究了12个不同抗性水平的烟草品种接种黄瓜花叶病毒前后过氧化氢酶活性的动态变化及其与烟草抗病性的关系。
The change of catalase activity in 12 tobacco cultivars with different resistances after inoculating cucumber Mosaic virus and its relationship with tobacco resistance were studied.
只有使用已经被证明能有效杀灭这些抗性强的免疫抑制性病毒的产品，并采取有效合理的清洁和消毒措施，才能做到这一点。
This can only really be achieved through an effective and appropriate cleaning and disinfection procedure, using products with a proven track record against these resistant immunosuppressive viruses.
通过TGEV分别感染IBRS2和IBRS2抗性细胞产生的病变，结果表明该反义RNA对病毒的复制有抑制作用，其抑制率近50%。
Antiviral activitity of the antisense RNA was evaluated by cytopathic effect using cultured IBRS2 cell and anti- IBRS2 cell infected by TGEV respectively, and the inhibitory rate was about 50%.
通过2003～2005年对吉林省大豆新品种（系）大豆花叶病毒病的抗性鉴定，初步明确，吉林省新育成的大豆品种和后备材料较抗大豆花叶病毒病。
Resistance of new soybean varieties to Soybean Mosaic Virus (SMV) were evaluated during the period from 2003 to 2005 in Jilin province.
对于各种植物抗病毒基因工程策略介导的抗性主要分为蛋白质和RNA介导的抗性。
All kinds of the resistance were labeled into protein-mediated resistance and RNA-mediated resistance.
因此，研究明确源于野生花生的PSV抗性的遗传特性和建立抗性的分子标记，是深化花生矮化病毒病抗性遗传改良必须优先解决的课题。
Previous studies showed that germplasm materials immune or highly resistant to PSV had been found only in some wild Arachis species while no resistant genotype was identified in the cultivated peanut.
因此，研究明确源于野生花生的PSV抗性的遗传特性和建立抗性的分子标记，是深化花生矮化病毒病抗性遗传改良必须优先解决的课题。
Previous studies showed that germplasm materials immune or highly resistant to PSV had been found only in some wild Arachis species while no resistant genotype was identified in the cultivated peanut.
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