大水面养殖的河蟹必须赶在秋季成蟹生殖洄游前起捕,但这时起捕的成蟹数量多,集中上市,往往价格不高,影响养殖效益。许多养殖户利用土地将起捕的河蟹暂养起来,不但可以分批销售,而且还可以达到增值增效的目的。利用土地暂养成蟹,必须抓好以下几点:1暂养池的准备尽量选择靠近水源,交通方便的地方,水质新 Larvae of crabs must catch the crabs in the autumn before the crab reproductive migrations, but the number of crabs caught at this time and more concentrated on the market, often the price is not high, the impact of farming efficiency. Many farmers use the land to catch the crabs temporarily held up, not only can be sold in batches, but also can achieve the purpose of value-added and efficiency. The use of land to hold crabs, we must do a good job the following points: 1, the preparation of the holding pond as far as possible close to the water supply, accessibility, water quality