在水位下降期间,植被主要由沼生植物和挺水植物组成。
During the drawdown period, the vegetation is structured by helophytes and emergents.
用组织学方法初步研究了罗氏沼虾雌体腹肢外骨骼的结构。
The exoskeleton structure of female pleopod in Macrobrachium rosenbergii was primarily investigated by histological method.
宫城县气仙沼港口的民众都撤离到了屋顶。
People evacuated to a rooftop at the port in Kesennuma in Miyagi prefecture.
LM的工作机理模拟了大自然中最富生机的生态系统:潮沼。
The Living Machine works by mimicking one of nature's most productive ecosystems: tidal marshes.
拉尔沙农场的农民每年都采取步骤,防止下诺夫哥罗德的森林和泥炭沼爆发火灾。
Farmers at Larsha have taken steps to protect against fires that break out in forests and peat bogs every year in Nizhny Novgorod.
沼肥为有机肥,易被植物吸收。
泥炭木,沼木:久埋于泥炭沼泽之中的树木。
有趣的是在叶状沼兰叶子上发生无融合生殖的结构。
The occurrence of apomictic reproductive structures on the leaf of the bog orchid , is of interest.
有趣的是在叶状沼兰叶子上发生无融合生殖的结构。
The occurrence of apomictic reproductive structures on the leaf of the bog orchid, is of interest .
叙述了北沼河铁矿凿岩台车掘进巷道的试验与应用情况。
The paper describes the test and application of jumbo rig in tunneling in Beiminghe Iron Mine.
上述结果表明罗氏沼虾肌肉白浊病是一种由病毒引起的疾病。
These results showed that the whitish muscle disease of M. rosenbergii post larvae was caused by this virus.
沼生植物:多年生的沼泽植物,具有水下越冬芽。例如芦苇(香蒲)。
Helophyte a perennial marsh plant that has its overwintering buds under water. An example is bulrush (Typha).
底板用梓木制成,开有两个一大一小的出音孔,称“凤沼”、“龙池”。
Catalpa wood is used for the base, and there are two holes, one big and on small (called the "phoenix pool"and "dragon pond", respectively) to emit the sound.
桑给巴尔和奈洛比(两只小沼狸的名字)现在四周大并且开始吃虫子了。
Zanzibar and Nairobi are now four weeks old and eating worms.
他的抒情诗中的那种天真活泼的笛子旋律,唤醒了我心中沉睡的田野和林沼之歌。
The artless flute-strains of his lyrics awoke within me the music of fields and forest-glades.
揭开看时,只见画着一株桂花,下面有一池沼,其中水涸泥干,莲枯藕败。
This opened at a picture of fragrant osmanthus above withered lotus in a dried-up pond.
小沼宏之说,亚洲地区的稻米产量今年预计增长2%,小麦产量将下降大约4%。
Konuma says the region's rice production is expected to increase by more than two percent this year while wheat production will decline about four percent.
2011年3月17日,日本北部气仙沼市,一人骑车经过一片地震海啸袭击后区域。
A man rides a bicycle at an area hit by earthquake and tsunami in Kesennuma, north of Japan, March 17, 2011.
日本共同通讯社援引浅沼的话说:“我从来没想过有朝一日这首歌曲会受到关注。”
"I never imagined that there would be a day when this tune would come into the spotlight," Kyodo news agency quoted Asanuma as saying.
人、畜粪便和各种农作物秸秆等投入沼气池内经密封发酵后的残余物统称为沼肥。
Biogas fertilizer is defined to be remnants after the fermentation of faeces of human and animals and various crop stalks within sealed digesters.
周日,下诺夫哥罗德,农民正在烈日下挖沟,阻挡来自附近森林和泥炭沼的山火,蔓延到自己的耕地。
Under a blazing sun, farmers were digging trenches in Nizhny Novgorod on Sunday to stop wildfires in nearby forests and peat bogs from advancing on their land.
一种产于北美东部、墨西哥和西印度群岛高海岸或沼生的蓑衣草,叶片具有尖利的小齿边缘。
A tall coastal or marshy sedge of eastern North America, Mexico, and the West Indies, having leaves with sharp, minutely toothed margins.
联合国粮农组织驻亚太地区代表小沼弘之星期三告诉记者,这个地区的粮价居高不下,对穷人伤害最大。
The FAO's representative for the Asia-Pacific region, Hiroyuki Konuma, told reporters Wednesday that food prices across the region remain high and are hurting the poor most.
冰蚀槽长满了夏绿色的莎草和其他喜爱潮湿的植物,蜿蜒在阿拉斯加一处酸沼的褐色干燥山脊上。
Troughs thick with summer-green sedges and other wet-loving plants ruffle the dry brown ridges of an Alaska bog.
2011年3月15日,在9级地震和海啸后的几天,在日本北部的气仙沼市,消防员在火灾现场救火。
Firefighters fight a blaze in Kesennuma City, northeast Japan on March 15, 2011, days after the area was devastated by a magnitude 9.0 earthquake and tsunami.
下图展示了世界上最大的盐滩,即位于玻利维亚南部的乌尤尼岩沼(SalardeUyuni)。
Below, an image from the largest salt flat in the world, Salar DE Uyuni, located in southern Bolivia.
利用沼肥可替代部分化肥,生产无公害农产品,使沼气工程的经济效益、社会效益和生态效益大大提高。
The economical, social, and ecological benefits of biogas engineering would be improved greatly by the utilization of biogas residues on the production of safe food.
利用沼肥可替代部分化肥,生产无公害农产品,使沼气工程的经济效益、社会效益和生态效益大大提高。
The economical, social, and ecological benefits of biogas engineering would be improved greatly by the utilization of biogas residues on the production of safe food.
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