论文部分内容阅读
一、绪说 黄冈专区共有湖泊453个,总面积185.7万亩,其中除4个“敞水湖”(面积90万亩)外,余者均可开展湖泊养殖。 本区的湖泊主要分布在长江两岸地区,多系沿江冲积平原的洼地,是自然或人工堰塞成的湖。常年水深在5米以下,一般在2～3米之间。湖底平坦,湖泥较厚。岸线曲折,港湾多。大部分湖泊与长江相通,并建有堤闸,起著调节和贮水的作用。
First, the introduction Huanggang area a total of 453 lakes, a total area of 1857000 acres, of which in addition to four “open water lake” (an area of 900000 acres), the rest can carry out lakes breeding. The lakes in this area are mainly distributed in the areas along the Yangtze River, mostly in depressions along the alluvial plain of the Yangtze River and are natural or man-made dammed lakes. Perennial water depth of 5 meters below, generally between 2 to 3 meters. Lake flat, thick lake mud. Coastline twists and turns, Harbor more. Most of the lakes and the Yangtze River are interlinked, and the embankment sluice is built to play the role of regulating and storing water.