A study published in the December 2009 Ecological Applications shows that keeping more fish in the sea may give an ecosystem some protection against unwanted algae.
在2009年12月号生态学应用杂志上发表的一项研究显示海中鱼类增多可保护生态系统不受讨厌的海藻污染。
Because countless ecological opportunities remained for fish underwater, plenty of them remained aquatic.
因为海底的生态环境仍然为水族提供了无尽的生存机会,所以很多鱼仍然是水栖动物。
Here is an excellent ecological environment, the mountains of tea oil, tea, chestnut, mountain vegetables, shrimps and crabs wa Fish and turtle ter are all pure natural green food.
这里的生态环境优良,山中的茶油、茶叶、板栗、山野菜,水里的鱼鳖虾蟹,都是纯天然的绿色食品。
In May, the department completed a trial scheme of dredging the seabed sediment in the Cheung Sha Wan and Sham Wan Fish Culture Zones with a view to improving the Marine ecological environment there.
在五月,该处完成一项试验计划,清理长沙湾及深湾海鱼养殖区海﨟的淤泥,以期改善该等水域的生态环境。
The artificial ecological system of "Forcst-Fruit-Fish" within a watershed at different altitudes has special ecological significance.
以集水区为单元,“林、果、鱼”立体配置的人工生态系统具有特殊的生态学意义。
A beautiful ecological environment, abundant natural resources, convenient location advantage, history of Xinyang tea culture, excellent Nanwan fish culture, constitute the South Bay Lake Scenic area.
优美的生态环境,丰富的自然资源,便利的区位优势,悠久的信阳茶文化,优良的南湾鱼文化,构成了南湾湖风景旅游区。
The artificial fish-reef is a kind of means changing ecological environment, increasing and breeding aquatic resources near sea.
人工鱼礁是改变近海生态环境和增养殖水产资源的一种手段。
Rice-fish culture is a complex ecological agriculture mode which combines the culture of rice with culture of economic aquatic such as crabs, shrimps, fish, etc.
稻渔共作是水稻种植与蟹、虾、鱼等水生经济动物养殖二者互利共作的复合生态农业模式。
With the control of ecological factors, fish can be induced to spawn synchronously with average rates of fertilization and incubation reaching 80 9% and 76 3% respectively.
运用人工调控环境因子和使用适宜的促熟与催产的方法,能诱导雌雄亲鱼性腺发育同步,平均受精率为80 9% ,平均孵化率为76 3 %。
With the control of ecological factors, fish can be induced to spawn synchronously with average rates of fertilization and incubation reaching 80 9% and 76 3% respectively.
运用人工调控环境因子和使用适宜的促熟与催产的方法,能诱导雌雄亲鱼性腺发育同步,平均受精率为80 9% ,平均孵化率为76 3 %。
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