开发冬季渔业生产的好坏,关系到来年渔业生产的成败。各地渔场和养鱼专业户应引起高度重视,切实做好以下几项工作: 1 做好鱼池改修与消毒工作在冬放鱼种前,应根据一年生产中出现的不利因素针对性的对鱼池进行整修改造。即小塘扩大塘,浅塘改深塘,死水塘改活水塘,漏水塘改保水塘,崩溃的泥沙流坡改混凝土预制流坡。通过改修,鱼塘应达到扩大容量,保水保肥,进排水方便,为鱼类生长创造良好生态环境。当鱼塘整修后,紧接着应进行除野消毒。通常使用的药物有生石灰、茶饼、漂白粉等。但以生石灰效果最佳,因其本身含有肥料成份还能改善鱼塘底质 The development of winter fishery production is good or bad, related to the success or failure of fishery production in the coming year. Farms and aquaculture around the specialized households should attach great importance to effectively do the following: 1 fish pond repair and disinfection work well before the fish in the winter should be based on unfavorable factors in the production of a targeted fish pond Renovation and renovation. Small pond to expand the pond, shallow pond to change deep pond, dead reservoir to change the reservoir, drain reservoir to change the reservoir, the collapse of the sediment flow change slope prefabricated concrete. Through the renovation, the fishponds should reach the capacity of expanding, keeping water and fertilizer, facilitating water intake and drainage and creating a good ecological environment for fish growth. When the fish pond renovation, followed by deodorant should be carried out. Commonly used drugs are quicklime, tea cakes, bleach and so on. However, lime is the most effective, as it also improves the quality of fish ponds due to its own fertilizer composition