他们通常都把病株拔起来烧掉。
菌株NJ1分离自苏南丘陵地区苜蓿菌核病株。
Strain NJ1 was isolated from M. sativa sclerotinia rot stem in south Jiangsu hilly.
甘肃成县小川镇樱桃树膏药病的发病株率为41。
The percentage of infecting plaster disease in cheng county in all cherries was 41.
腹泻病人分离株主要是大流行株，其次是致病株。
The strains from patients were mainly pandemic strains, then pathogenic strains.
对芦笋茎枯病病株空间分布型及其抽样技术进行研究。
The spatial pattern and sampling methods of asparagus (asparagus officinalis) stem blight were studied in this paper.
从武清等地常规分离黄瓜发病病株，PDA培养基上培养。
The pathogen was separated from diseased cucumber plant of Wuqing region and cultivated in PDA medium.
施氮量、病株率、病情指数、产量损失率间呈极显著正相关。
There was significant positive correlation among the applied amount of nitrogen, percentage of diseased plant, index of disease and percentage of yield loss.
纹枯病发生较轻，田间病株率为5％左右，且危害级别较低；
The incidence of rice sheath blight was about 5% and the disease grade is relative less;
由此确定，L 615小鼠白血病是一株t细胞型白血病病株。
It is concluded that mouse leukemia L615 was a T-cell type leukemia.
卡尔博士订购了一些设备用来分析番茄病株释放的易挥发化学物质。
Dr Carr had ordered some equipment to analyse the volatile chemicals emitted by infected tomato plants.
近年来，在海南岛发现了许多西瓜花叶病株，发病率一般为10～30％。
Watermelon mosaic disease was found in watermelon, Citrullus vulgaris, on Hainan Island, with an incidence of 10—30%.
在测定的30份大田病株茎杆、叶柄、叶脉样品中，阳性样品率为100%。
The rate of positive samples was 100% by the ELISA among 30 stems, petioles and veins from naturally diseased cottons.
冬前病情变化主要表现为病株率的增长，病情指数增长较慢，一般在5以下。
Before winter increasing diseased plant rate was the main behavior of the disease development, whereas disease index slowly went up, generally below 5.
如果该病毒的病株外泄，就会导致新一场大流行病，因为几乎没有人会有免疫力。
If this strain of the virus were to escape, it could cause a fresh pandemic, as virtually no one would have immunity.
因此尽管是一种新的流感病株，H1N1在世界各地的迅速传播却并非一种新现象。
This specific H1N1 virus rapidly circulating around the world, then, is not a new phenomenon but simply a new strain of influenza.
发生在宁夏甜菜上的一种病毒病的病株叶丛主要表现为黄化、焦桔和叶脉黄化坏死。
A virus disease of sugar beet occurred in Ningxia showing symptoms of yellows, parch blight and necrotic yellow vein of foliage leaves.
结果分析表明，同一病株分离物的不同单孢菌株之间在分子水平上存在遗传差异性。
The results showed that there existed genetic diversity among different monospore strains from the same isolate at DNA level.
同时，研究人员一直在研究1918年流感的病株，那场流感造成大约5千万人死亡。
Researchers have also been working on the 1918 pandemic flu strain that killed about 50 million people.
FDA总结说，“研究还发现这些基因类似变体可能是在美国产生的一种新WNV病株。
FDA summarized: "The study's findings also suggest that these genetically similar variants may be a new strain of WNV emerging in the United States."
结论：食品中的大流行株及致病株的出现是副溶血性弧菌食物中毒事件发生的主要原因。
Conclusion: the pandemic strains and pathogenic strains in food chains were the main reason that caused foodborne breaks in China.
从平均效应看，SOD活性健康植株高于感病株，可溶性蛋白质含量感病植株高于健康植株。
On the average, SOD activity was higher and soluble protein content was lower in intact plants.
秧苗尤以3～5叶龄期最易感病，6叶龄后抗耐病性逐渐增强，在分蘖盛期后病株基本死亡。
Seedlings at 3 - 5-leaf stage were the most susceptible. The tolerance to the disease increased after 6-leaf stage. Diseased plants died after the peak time of tillering stage.
这项研究表明，在一个典型的寒冷季节，如多个毒株流通传播，重组合可能会导致新病株迅速出现。
The study demonstrated that in a typical cold season, when many strains are circulating, recombination could cause new strains to emerge rapidly.
上个月在泰国披集府爆发的高致病性禽流感是由从2003/4年在该地区开始流行的同样病株所引起。
Last month’s HPAI outbreak in Thailand’s Pichit province was caused by the same virus strain circulating in the area since 2003/4.
农业厅数据表明在世界各地的野生鸟类中均有发现25个H7N9禽流感病株，但尚未在家禽中发现。
Data from the ministry show 25 H7N9 bird flu strains have been detected in wild birds world wide. But the virus has not been found in poultry.
1/5的癌症患者带有一种特别的有毒病株，称为小细胞肺癌，这种肺癌五年内杀死了近3%的确诊患者。
One in five lung cancer sufferers have a particularly virulent strain called small cell lung cancer which kills all but three per cent of sufferers within five years of diagnoses.
马铃薯种薯包衣剂的使用能够有效地降低晚疫病中心病株的发生率，但对生育后期的晚疫病防治基本无效。
Using seed coating of potato can reduce effectively disease percentage of LB, but it hasn't effect on prevention and cure in the post of growth.
通过从不同葡萄园采集病株并进行分离、培养出的菌株经过培养性状观察初步筛选，其后进行分子生物学鉴定。
The ill strains were collected from different vineyards and then separated, then the cultured strains underwent culture character observe and primary screening for molecular biological identification.
感染冰核细菌溃疡病的杨树树皮的果胶质含量比健株略高。病株树皮游离脯氨酸含量在总体水平上要低于健株。
The ice nucleation activation bacterial canker disease decreased the content of mobile proline in poplar barks, while caused the content of bark pectin to increase a bit.
对油研系列品种油菜菌核病的抗(耐)性鉴定结果表明，4个油研品种的平均发病株率、平均病情指数分别为24。
The results show that the average disease incidence rate and disease index of four Youyan varieties are 24.
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