考虑到病毒的危害，至今还存在易感染植物着实让人惊奇——自然选择应该早就帮助它们形成了病毒抵抗力。
Given this devastation, it is surprising susceptible plants continue to exist; natural selection should have produced resistance years ago.
转拟南芥npr 1基因可使植物广泛增强疾病抗性，尤其是系统获得性抗性(SAR)，刺激未感染植物引发防御反应。
The Arabidopsis NPR1 gene controls the onset of systemic acquired resistance (SAR), a plant immunity that is often activated after a local infection.
不过，良好的条件不仅对植物，还让植物病害也沾了光，于是发生了严重感染条锈病的灾情。
But the conditions that were good for plants were also good for plant diseases, and a severe infection of yellow rust developed.
冬季作物郁郁葱葱生长迅速，但大部分作物已经感染了条锈病，这是由一种会导致植物早熟的真菌引起的。
The winter crops were lush and growing quickly, but much of the crop was already infected with yellow rust, a fungus that causes plants to mature early.
病毒已知感染动物，植物，真菌，原生动物，古菌和细菌。
Viruses are already known to infect animals, plants, fungi, protozoa, archaea, and bacteria.
春天的温暖气温加速了所有的植物生长周期，包括未感染的作物和非作物植物，所以大部分地区的植被状况都低于平均水平。
Warm spring temperatures helped speed the growing cycle of all plants, including uninfected and non-crop plants, so vegetation conditions were below average across much of the region.
过去一向以为植物病毒不能感染动物，反之亦然，但是植物病毒却被发现在人类粪便中大量存在。
It has always been assumed that plant viruses cannot infect animals, and vice versa, but plant viruses are known to be abundant in human faeces.
植物酚类物质(黄烷类)能保护植物免受昆虫、细菌和真菌感染和光氧化的伤害。
Plant phenolics (flavanoids) protect the plant against insects, bacterial and fungal infection and photo-oxidation.
接着，塞德cedreicAlaux的团队计划看看野生蜂群是否通过食用多种植物抵抗感染。
Next, Alaux's team plans to see if colonies resist infection in fields with diverse plants.
而该植物油可以用来治疗耳朵的感染。
在褐色的表皮之下，白色的肉质上布满了窟窿，窟窿里面尽是坏死的褐色组织，如同植物感染了结核病或罹患了癌症一般。
Inside its tan skin, the white flesh was riddled with necrotic brown lumps, as obviously diseased as any tuberculosis lung or cancerous breast.
一旦感染发生，但是，它们没有什么价值的已被感染的植物组织。
Once infection occurs, however, they are of little value to already infected plant tissue.
所有的动物、植物和细菌都有被某些病毒感染的危险。
All animals, plants and bacteria run the risk of being infected by specific viruses.
该模型可预测多少病毒粒子引起感染以及受感染宿主中，如植物，昆虫或人，有多少种不同病毒基因型存在。
This model predicts how many virus particles have caused an infection and how many different virus genotypes are present in infected hosts, such as plants, insects or people.
研究者改造了这种病毒，增加了来自某个患者肿瘤细胞的特异抗体的基因。然后，他们使用携带这种基因的病毒感染烟草植物。
The researchers altered the virus, adding the specific antibody gene from a patient's cancer cells. Then, they infected the tobacco plants with the gene-carrying virus.
化学防治——如果事态失去控制，你不得不同时处理好几棵严重感染的植物，化学处理就是必要的了。
Chemical controls - if things are out of hand and you are dealing with many badly infested plants, chemical controls are sometimes necessary.
当所有的受试动物和植物感染此种病毒后要么被病毒消灭要么消灭病毒之时，只有编蝠是个例外。
When artificially infected with the virus, all animals and plants so far tried either die or kill the virus — except bats.
显微镜下可见的有单细胞原生类寄生虫，例如阿米巴和孢子虫，真菌及细菌，这些均能感染动物及植物。
Microscopic parasites include single-celled protozoans such as amoebas and sporozoa, fungi, and bacteria, which can infect animals and plants.
在被感染的猫可能大便过的沙地或土地上进行挖掘或整理植物。
Digging or gardening in sand or soil where an infected cat has left feces.
毫无疑问的是，因为病毒能迅速成长及突变，所以它们会继续存在并以惊人的速度使人类和动植物遭到感染。
There is no doubt they will continue to exist since viruses can grow and mutate so quickly, infecting human, animal, and plant populations with frightening speed.
我们覆盖的主题包括感染的宿主与物种的全部动态：人类，野生动物，家畜和植物。
The topics we expect to cover include the dynamics of infections of the whole range of host species: humans, wildlife, livestock and plants.
一种微红色的脓疱状结构，主要形成于受锈菌感染的植物组织上，并产生夏孢子。
A reddish, pustulelike structure that is formed on the tissue of a plant infected by a rust fungus and produces uredospores.
然而，被感染的植物在30周内并没有形成足以让系统检测出来的真菌量。
However, infected plants less than 30 weeks old have generally not built up enough fungal rot in their systems to be detected reliably.
这些变异植物最终成功抵抗了感染。
利用天然植物及其提取物防止HIV感染人体免疫系统是一种全新的尝试。
And its use of natural plant extracts to prevent HIV infection in the body's immune system is a new attempt.
本发明还涉及含有所述肽和助剂的组合物，以及预防和治疗由病原菌引起的植物感染和病害的方法。
The invention also relates to compositions containing said peptides and an auxiliary agent, and to a method for preventing and treating infections and diseases of plants caused by pathogenic bacteria.
本发明还涉及含有所述肽和助剂的组合物，以及预防和治疗由病原菌引起的植物感染和病害的方法。
The invention also relates to compositions containing said peptides and an auxiliary agent, and to a method for preventing and treating infections and diseases of plants caused by pathogenic bacteria.
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