Turns out, they found colorful bugs on almost all the toxic plants but less than half of the harmless plants. And black, brown and gray bugs didn't have a preference-they ate indiscriminately.
结果发现，几乎所有的有毒植物都存在彩色昆虫，但只有一半的无毒植物有彩色昆虫；而黑色、褐色和灰色的昆虫则没有这种偏好性，在采食时没有选择。
Because they lack oxygen, marsh sediments are high in sulfides that are toxic to most plants.
由于它们缺乏氧气，沼泽沉积物中的硫化物含量很高，而硫化物对大多数植物都有毒。
While mineral deficiencies can limit the growth of plants, an overabundance of certain minerals can be toxic and can also limit growth.
虽然缺乏矿物质会限制植物的生长，但某些过量的矿物质会使植物中毒，同样会限制植物的生长。
They can thrive in soil with high concentrations of metals that are toxic to most other plants.
它们能在含有对大多数其他植物有毒的高浓度金属的土壤中茁壮成长。
It lists the plants that are toxic to dogs, cats and horses in alphabetical order, along with photos, warning signs and a breakdown of the plant, showing what parts of it are and are not toxic.
它按字母顺序列出了对狗、猫和马之类的动物有害的植物，不但有照片、警告标识，还有对该植物的统计分析，标明该植物的哪一部分有毒哪一部分无毒。
The city does plan to replace small, highly polluting plants with larger, cleaner, more regulated facilities, and toxic emissions will be cut further by shifting from coal to gas for central heating.
临汾计划用大型的更清洁更规范的工厂取代高污染的小工厂，将来如果用天然气代替煤来集中供热，毒气排放有望进一步的减少。
Susie: Naturally, but those inherent defences could spread to plants in the same family and produce super weeds that would require even more toxic herbicides to control.
苏西：我自然喜欢，但是那种遗传而来的防御能力可能会传给同科植物，然后生出需要更毒的除草剂才能控制的超级杂草。
Because colorful bugs can be toxic, they often get their chemical protection from nibbling poisonous plants.
因为色彩鲜艳的昆虫常常是有毒的，它们从采食的有毒植物中获得保护自己的化学武器。
"When the toxic cloud falls down, it ACTS like acid rain, damaging plants and monuments," Ribeiro added.
“当毒云落下，它就像酸雨一样，破坏着植物和古迹，”里贝罗补充说。
NASA research has consistently shown that living, green and flowering plants can remove several toxic chemicals from the air in building interiors.
美国国家航空航天局的研究一再表明，活的、绿色以及开花的植物，能够清除建筑物内空气中多种有害化学物质。
We had already reduced toxic air pollution from chemical plants by 90 percent, and had set tough standards to reduce smog and soot that would prevent millions of cases of childhood asthma.
我们已将化工厂排放的有毒气体减少了90%，并且已经制定了严格的标准来减少导致成百万例儿童哮喘的煤烟。
One of the rules the Republicans are complaining about, regarding mercury, arsenic and other toxic chemicals released by power plants, has been in the works for over 20 years.
共和党人控拆的其中一项规定是针对发电厂排放汞、砷及其它有毒物质的规定，这项规定用了20年才最终出台。
The toxic buildup of lead, mercury, and other heavy metals in the soil and water near coal plants and smelting factories is not usually measured.
火电厂和冶炼工厂附近的土和水中所溶解了来自于铅，汞及其他重金属的毒性物质，这些毒性物质通常很难测量。
In America, for example, landfills containing household rubbish are subject to stringent regulation, whereas ones filled with toxic sludge from power plants are less tightly controlled.
例如在美国，生活垃圾的填埋受到了严格的监管，而对填埋电厂产生的有毒煤泥的控制却很松。
It helps young plants stay on the right track of development and AIDS seedling morphogenesis, but too much UV-B light can be toxic.
它也将有助于幼龄植物保持正常的生长轨迹和幼苗形态建成，但是高强度的UV - B光照射是有害的。
Oxalic acid: Colourless, crystalline, toxic carboxylic acid found in many plants, especially rhubarb, wood sorrel, and spinach.
草酸：无色结晶有毒的羧酸类有机化合物。许多植物中有草酸，尤其是大黄、酢浆草和菠菜。
Alkaloids are believed to have a protective function for plants because they are toxic to bacteria and herbivores who try to eat the plants.
人们相信生物碱具有保护植物的功能，因为它们对细菌和那些想要吃掉植物的食草动物具有毒性。
Numerous plants and shrubs growing in our gardens or in the veld are toxic to humans and animals, but that doesn't mean that they must be eradicated.
许多植物和灌木生长在我们的花园，或者在草原有毒对人体和动物，但是，这并不意味着，他们必须予以根除。
Other GM crops have been designed to include a few scraps of DNA from a common bacterium, rendering the plants toxic to leaf-chewing insects but not to humans.
设计的其他转基因作物，含有来自普通细菌的DNA成分，使作物对吃树叶的昆虫有毒而对人类无害。
Sodium is one of the major toxic cations in plants.
是造成植物盐害的主要离子之一。
Because plants and other natural materials are adopted, the antipruritic oil does not have any toxic or side effect, which also has functions of moistening, nourishing and beautifying the skin.
由于采用植物等天然材料，本发明无毒无副作用，且对皮肤具有滋润和营养美容作用。
Among them, the lead had toxic effects on plants and human health even at low concentrations.
铅甚至在低浓度下对植物有毒害作用，而且会对人的身体健康造成极大的危害。
The hemiterpene matters used by the invention are all excretive by the autophage process of the plants, thus having no toxic hazard;
本发明所使用的萜类 物质均是植物自身代谢过程中分泌的物质，无毒害；
The Fiskeby plants also were found to be resistant to iron deficiency and toxic soil aluminum.
另外，“菲斯克比”大豆对铁质缺乏和土壤中有毒的铝也有耐受性。
Many plants and flowers are beautiful to look at, but can be highly toxic if ingested by your dog.
很多中植物和花卉虽然漂亮，但是对我们的爱犬来说是剧毒的（如果被吞食的话）。
To scavenge excess ROS and reduce its toxic effects, plants have evolved an antioxidant system whose activity is up-regulated under stressful conditions and correlated well with enhanced tolerance.
ROS本身化学性质十分活泼，对植物具有严重的伤害作用。为了降低伤害，植物体在长期的进化过程中形成了酶促与非酶促等抗氧化系统。
Thallium is a highly toxic metal element that plays not role in the metabolism of plants or animals.
铊是一种剧毒且对动植物的新陈代谢不起任何促进作用的金属元素。
Thallium is a highly toxic metal element that plays not role in the metabolism of plants or animals.
铊是一种剧毒且对动植物的新陈代谢不起任何促进作用的金属元素。
应用推荐