提高中低产鱼塘产量对策王祖顺１．修塘改水。结合冬修水利和湘南农业开发，对中低产鱼塘进行改造，实行“三改”，即浅塘改深塘、漏水塘改保水塘，瘦水塘改肥水塘，开渠引水，把水库水引进鱼塘，缓解粮渔争水矛盾。据统计，１９９３年冬全市改造中低产鱼塘３０６７公顷，... Countermeasure to improve yield of middle and low yielding fish ponds Xiu Tong change water. Combined with winter water conservancy and southern Hunan agricultural development, transformation of low-yielding fish ponds, the implementation of “three changes”, that is, shallow ponds to change deep ponds, leaking ponds to change the reservoir, lean reservoir to fertilizer reservoir, open diversion, the reservoir water The introduction of fish ponds to ease the conflict between grain and fishery water. According to statistics, in the winter of 1993, the city transformed 3067 hectares of low-yielding fish ponds, ...