河蟹养殖户大多习惯于春节后购苗直接投放,而且大部分集中在3月份购苗。这时不仅成活率低,而且价格也较高。早冬蟹种暂养是指在11～12月份提前购买蟹苗进行小池暂养。通过暂养,让蟹苗及早适应当地水质环境,以便提高成活率。早冬购蟹苗避开了购苗高峰,蟹苗价格相对便宜一些,选择余地大,又是头次捕捞的蟹种,质量好,活力强,懒蟹、残蟹相对较少。早冬购种暂养还能使 Crab farmers are mostly accustomed to the direct purchase of Miao Miao after the Spring Festival, but most of the focus in March Miao Miao. At this time not only low survival rate, but also higher prices. Early winter crab species holding is in advance of 11 ~ December to buy crabs hold Koike holding. By holding for crabs to adapt to the local water quality and environment as early as possible in order to improve the survival rate. Early winter to buy crabs to avoid the peak of buying seedlings, crabs price is relatively cheaper, the choice is large, but also the first catch of crab species, good quality and strong vitality, lazy crab, relatively few residual crab. Early winter purchase can also be held