他们将其杀死,因为他们认为它对植物或人类有害。
They kill it because they believe it is harmful to plants or people.
也许有一天我们会对植物交流有足够的了解,从而亲自与他们“交流”。
Maybe one day we will know enough about plant communication to be able to "talk" with them ourselves.
对植物的研究已经发现了一种叫做寡糖的新一类调节分子。
Studies of plants have now identified a new class of regulatory molecules called oligosaccharins.
这种季节性增加的最重要的影响,很可能是它对植物分布的影响。
The most important impact of this increased seasonality may very well have been its effect on the distribution of plants.
土壤中对植物有用的矿物质元素必须先溶解在土壤溶液中,然后才能被根吸收。
The mineral elements from the soil that are usable by the plant must be dissolved in the soil solution before they can be taken into the root.
人们甚至可以未经许可就对植物或无脊椎动物进行迁移,只要它们未被归类为有害动植物。
People aren't even required to seek permits to move plants or invertebrate animals around as long as they are not classified as pests.
这项技术使研究人员能够创造出选择性忽略某些营养成分的溶液,然后观察其对植物的影响。
This technique allows researchers to create solutions that selectively omit certain nutrients and then observe the resulting effects on the plants.
与氨基寡糖素不同,这五种众所周知的植物激素是多效性的,而不是特异性的;也就是说,每一种对植物的生长发育都有不止一种作用。
Unlike the oligosaccharins, the five well-known plant hormones are pleiotropic rather than specific; that is, each has more than one effect on the growth and development of plants.
臭氧对植物有害,会造成粮食减产。
救活它可不是我的功劳,我妈妈对植物的照顾很精心。
I take no credit for the revival. My mother works wonders with plants.
保留在土壤中的全部水分对植物的有效性是不一致的。
All the water retained in a soil is not equally available to plants.
因此,G6PDH对植物的生长发育起着非常重要的作用。
Therefore G6PDH playes important roles in the growth and development of plants.
意大利和德国的科学研究又引发了对植物是否有感情的讨论。
The debate over whether plants have feelings is about to reopen, thanks to scientific research in Italy and Germany.
有这样一个特别的花瓶,你可以验证有关音乐对植物影响的理论。
Having such vase is an unique chance to check the theory about influence of music to a plants.
科学家根据标准化植被指数对植被进行了观测(未显示在上图)。
Scientists also rely on the Normalized Difference Vegetation Index (not shown) to observe vegetation.
每一种植物的介绍包括,对植物本身的描述,药理特性,化学检验法。
Each profile will contain descriptions of the plant itself, of its medical properties, and of chemical tests that can be used to identify it.
因此,我们应该(不吃肉食而直接)食素,以减少对植物和动物的伤害。
We should thus eat plants more directly, to reduce harm to both plants and animals.
因此,我们应该(不吃肉食而直接)食素,以减少对植物和动物的伤害。
We should thus eat plants more directly, to reduce harm to both plants and animals.
由于人们对植物的观点没有很强的一致性,其他杂草一时被当成宝一时被当成草。
Other weeds come in and out of fashion: consistency is not a strong point in people’s attitudes to plants.
这份全球地图展示了由于二氧化碳对植物的直接作用而预计产生的全球变暖程度。
Map of globe shows percentage of predicted warming due to the direct effect of carbon dioxide on plants.
按梅菈的说法,虽然可用双氧水和苛性钠杀菌,但这会造成水质污染并对植物有害。
Hydrogen peroxide or caustic soda can also be used to kill bacteria, but it pollutes the water and harms plants, says ms Mehra.
该装置被比作在对植物在光合作用中利用二氧化碳、水和阳光制造能量的过程进行仿生。
It has been suggested that the device mimics plants, which also use carbon dioxide, water and sunlight to create energy as part of the process of photosynthesis.
如果你不觉得这有什么好笑,试试这个:“如果你友好地对植物讲话,植物就能长得很好。
If that left your ribs untickled , try this: ‘Plants grow very well if you speak kindly to them.
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.
一些国家的最近经验显示,超额生产不仅浪费资金和时间,还可对植物的未来产量产生负面影响。
Recent experience in some countries has shown that overproduction not only wastes money and time, it can also have a negative effect on the plant's future yield.
一些国家的最近经验显示,超额生产不仅浪费资金和时间,还可对植物的未来产量产生负面影响。
Recent experience in some countries has shown that overproduction not only wastes money and time, it can also have a negative effect on the plant's future yield.
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