當(dāng)?shù)?/c>河道并在那里溶解成營養(yǎng)素,這種營養(yǎng)素能引起當(dāng)?shù)?/c>藻類大量繁殖并造成魚類死亡。
It takes roughly a pound and a half of dried, pressed algae to make a pound of the algal portion of the plastic, he says.
他說,通常一磅半左右干的經(jīng)過壓制的海藻可以獲取一磅的用來制取塑料的海藻。
On a seasonal basis, algal blooms near the sea surface send pulses of organic material to the deep seafloor.
從季節(jié)更替的角度,在海面附近發(fā)生的赤潮為有機物質(zhì)向深海地區(qū)的運送提供了動力。
This can be a problem on all concrete ramps, especially at king low tides, (where )algal growth is much more difficult to control.
這是所有混凝土斜坡都有的問題,尤其是在相當(dāng)低水位的時候,這里海藻的生長更難控制。
This can trigger toxic algal blooms and a rising number of oxygen deficient 'dead zones'.
這可以導(dǎo)致有毒的赤潮出現(xiàn),使缺氧“死亡區(qū)”的數(shù)量不斷增加。
So far, the rising sea levels, dying corals and spreading algal blooms are only minor distractions for most people.
迄今為止,對大多數(shù)人而言,海平面升高、奄奄一息的珊瑚蟲、蔓延的藻花水華只不過是次要的煩惱。
Harmful algal bloom (HAB) is one of the major marine disasters in the coastal areas of Hebei.
赤潮是河北省沿海地區(qū)主要海洋生態(tài)災(zāi)害之一。
Consequently, to understand the reason for forming periodic algal bloom, is necessary for improving water quality in this reservoir.
所以對于新山水庫,必須了解形成藻華現(xiàn)象的原因,方能采取適當(dāng)措施,預(yù)防優(yōu)養(yǎng)問題發(fā)生。
Similarly, changes in oceanic algal populations can, through a series of natural processes, actually lower air and water temperatures.
同樣,海藻種群的改變可以通過一系列自然過程降低大氣和水的溫度。
This paper summarizes the relationships between the occurrences of harmful algal blooms and the eutrophication in coastal waters.
控制營養(yǎng)輸入后,浮游植物生物量或有害藻類水華事件也相應(yīng)減少。
Algae, algal bloom Proliferation of algae due to excessive release of nitrogen and phosphorus (e. G. From fertilizer runoff or detergents).
藻類;藻類繁盛由于氮和磷(例如肥料和洗滌用品)的過度排放而引起的藻類大量生長。
whether these spores represent telltale clues of toxic algal blooms, however, has yet to be confirmed.
不過,這些孢子是否能當(dāng)做有毒藻華的證據(jù),仍然有待證實。
Blue-green algal blooming in Taihu Lake has caused the crisis of urban water supply around the lake.
太湖藍藻暴發(fā)導(dǎo)致周邊城市供水危機。
They resemble true plants in many ways and are thought to be the most closely related algal group to plants.
本綱中的生物在許多方面和真正的植物相似,被認為是最靠近植物的藻類生物類群。
True to the researchers' suspicions, many of these algal species seemed to wield a poison touch.
不出研究人員的意料,這些藻類物種在接觸時確實會釋放毒素。
"We've had enormous algal blooms here the last few years which have affected the whole ecosystem, " Westman said.
“最近幾年,這里的赤潮現(xiàn)象極其嚴重,影響到了整個生態(tài)系統(tǒng)?!?c>韋斯特曼
這樣說道。
Therefore, delamination of water body and algal blooming are the main controlling factors in the formation of oil shale.
因此,分層的水體結(jié)構(gòu)和藻類的勃發(fā)是油頁巖形成的重要控制因素。
a coastline so swamped by algal red tides that large sections of the ocean no longer sustain marine life.
海岸線被紅潮淹沒,而且在被紅潮淹沒的大部分海域里海洋生物已無法再生存。
During an algal bloom the PH of the water can be as high as 10.
藻類水華期間,水的pH值可高達10。
They inserted a gene for a light-activated algal protein into mice brains, where it entered nerve cells.
他們向白鼠大腦中植入了負責(zé)表達一種光激活海藻蛋白的基因,使得光激活海藻蛋白進入大腦的神經(jīng)細胞。
And occasionally, dinoflagellates create large algal blooms, known commonly as "red tide, " which poison many shellfish at once.
在有些時候,鉤鞭藻還可能大量繁殖,一次性毒害大量的貝類,這就是我們常說的“赤潮”。
1 he laminar algal shaly dolomite and dolomite mudstone of Lower Cretaceous are the main source rocks in the Jiuxi Depression, NW China.
酒西坳陷下白堊統(tǒng)藻紋層泥質(zhì)白云巖和白云泥巖是該區(qū)主要烴源巖。
Eighteen months after chemical fertilizers helped create a devastating algal bloom in Tai Lake, have Chinese farmers changed their habits?
在化肥污染造成太湖暴發(fā)大面積藍藻之后的十八個月,中國農(nóng)民的施肥習(xí)慣有改變嗎?
Preferably in the wild fish and shrimp ponds, koi , goldfish, algal shrimp, etc. , not much fish, the best bright colors.
最好是在池內(nèi)放養(yǎng)魚蝦,錦鯉、金魚、藻蝦等等,錦鯉不要太大,色彩最好鮮艷點。
The migration and transformation of nitrogen were studied in a high-rate algal pond(HRAP) treating domestic wastewater.
研究了高效藻類塘系統(tǒng)處理高氮農(nóng)村污水氮的去除及其遷移轉(zhuǎn)化規(guī)律。
The procedure of the two-step method and the freeze-resistance of algae are two main factors influencing algal viability.
影響藻類存活率的主要因素是兩步法冰凍保存程序和藻類自身的抗凍性。
Main products iodine, salt alginate, mannitol, sorbitol, algae acid, algae fat, algae feed, propylene glycol esters algal acid.
主要產(chǎn)品有碘、海藻酸鹽、甘露醇、山梨醇、海藻酸、海藻肥、海藻飼料、藻酸丙二醇酯。
When this nitrogen reaches the sea it causes a brief frenzy of algal growth which depletes the water of oxygen.
當(dāng)這些氮到達了海洋時,就會引起海洋藻類生物在短時間內(nèi)瘋狂生長,就會耗進水里的氧氣。
Through photosynthesis the algal cells provide simple sugars and vitamins for both partners in this symbiotic association.
藻類細胞透過光合作用提供簡單的糖類和維生素給這兩個共生結(jié)構(gòu)體。
algae, algal Bloom: Proliferation of algae due to excessive release of nitrogen and phosphorus.
藻類;藻類繁盛:由于氮和磷的過度排放而引起的藻類大量生長。
Algal blooms trigger by eutrophication due to Nitrogen runoff choke river ecosystems.
徑流中氮過量而引起的富營養(yǎng)化使藻類大量繁殖,危及到河流生態(tài)系統(tǒng)。
Harmful algal blooms that induced by lake eutrophication have caused serious problems to water ecosystem and human health.
湖泊富營養(yǎng)化導(dǎo)致藍藻水華爆發(fā),從而給水生態(tài)系統(tǒng)和人類健康造成重大危害。
He has located possible exits for such a channel, as well as tiny fossils of Mediterranean algal blooms formed in the past 10, 000 years.
他收集了這樣一個海峽可能存在的證據(jù),如形成于10000年前的地中海海藻的小化石。
Algal oil is similar to soybean oil but can be grown on marginal lands unsuitable for food crops.
海藻油類似于大豆油,但海藻可以生長在那些不適合糧食作物生長的地區(qū)。
In the United States, the government says harmful algal blooms cause more than eighty million dollars in economic losses each year.
在美國,政府稱有害藻類爆繁造成的經(jīng)濟損失每年超過8千萬美元。
Isolation and Effects on Green Alga Chlorella pyrenoidosa of Algal-Inhibiting Allelochemicals in the Macrophyte, Phragmites communis Tris.
蘆葦抑藻化感物質(zhì)的分離及其抑制蛋白核小球藻效果研究。
Harmful algal blooms have increased in recent years, and the building of early observing and monitoring system is very difficult.
有害赤潮發(fā)生頻度有逐年增加的趨勢,建設(shè)赤潮的早期監(jiān)測和預(yù)警系統(tǒng)是一個難點。
Therefore, algal virus-host interactions play important roles in bloom dynamics and the propagation of infection.
因此,藻類病毒與宿主之間的相互作用在赤潮動力學(xué)和感染的傳播中發(fā)揮了重要作用。
Long term problems with pollution has made Japanese scientists leading authorities on algal blooms.
長期的污染問題使日本科學(xué)家在研究海藻過剩方面居世界領(lǐng)先水平。