Benson, J.A., Neshul, M., Harger, B.W.W., Braden, E., MacDonald, T., 1986. Polyculture of Abalone and Algae in the Sea. National Science Foundation, Washington DC. 23 pp.Benson J.A . ( 1986 ) Polyculture of abalone and algae in the sea . US Department of Commerce, National...
Piontkovski, Sergey; Elmuratov, A E (2008): Average mass of algae in the Aral Sea. Institute of Biology of the Southern Seas, National Academy of Sciences of Ukraine, Sevastopol, doi:10.1594/PANGAEA.695352, In: Piontkovski, S et al. (2002): The Global Plankton Database: an inventory...
The invention relates to a device for cutting the stalks of seaweed on seabeds, which comprises a cutting tool (1) and a support (2; 7) which are rotary and have the same axis (X, X') but rotating in opposite directions. According to the invention, the support (2) is surmounted by...
Algae in the bed of the Dead Sea. Nature 145, 975.Volcani, B. E. 1940. Algae in the bed of the Dead Sea. Nature (London) 145:975.Elazari-Volcani, B. 1940. Algae in the bed of the Dead Sea. Nature, 145: 975.Elazari-Volcani, B. (1940) Algae in the bed of the Dead ...
sea gulf, causingalgaeandother plankton to reproduce rapidly, the level of dissolved [...] greencouncil.org greencouncil.org 3.15 水体富营养化:指在人类活动的影响下,生物所需的氮、磷等营养物质大量进入湖泊、 河口、海湾等缓流水体,引起藻类及其他浮游生物迅速繁殖,水体溶解氧量下降,水质恶化。
A decrease in salinity and temperature over the past 3000 years has presented the marine algae of the Baltic Sea with very considerable problems in adaptat... G.,Russell - 《British Phycological Journal》 被引量: 132发表: 1985年 Polonium, uranium and plutonium in the Southern Baltic Sea This...
语法填空 In the sea, at the base of what scientists call the food web, 1 single-celled plants. 2 plants–algae–provide the energy for the web that feeds higher forms of life. 3 some conditions, algae suddenly begin to spread very quickly, an event 4
The percent... X Irigoien,RP Harris,RN Head,... - 《Journal of Plankton Research》 被引量: 124发表: 2000年 Remote sensing of phytoplankton in the sea: surface-layer chlorophyll as an estimate of water-column chlorophyll and primary production The utility is assessed of remotely-sensed ...
2.词义猜测题。seed clouds是指像云一样的种子,所以选B。3.主旨大意题。根据T he Japanesepeople use these plants from the sea in many ways.及后文可知该段落的主要内容是说日本人在许多方面使用海藻,所以选D。考点:科普环保类阅读。 结果一 题目 Algae(水藻) are very simple plants. They grow in ...
Different algae on the sea bed Algae (singular: alga) are organisms that belong to Domain Eucarya and are distinct from animals by being photosynthetic. However, they differ from the vascular plants by lacking true roots, stems, and leaves. ...