十二月是阳历岁末，农历节气为大雪、冬至，日短夜长，光照时间少。月平均水温、气温进一步下降，常会出现霜和霜冻，夜间及阴雨天气，池塘等小水体周边有时会结冰。除连续晴好天气部分鱼类持别是鱼种还能少量援食外，大多数常规养殖鱼类都很少援食，生长也相对停滞。维持整个 December is the end of the Gregorian calendar, Lunar New Year solar terms for heavy snow, the winter solstice, short days and nights, less light time. The average monthly temperature, the temperature dropped further, often frost and frost, night and rainy weather, ponds and other small bodies of water sometimes ice. Except for the continuous good weather, some fish hold a small amount of food for their fingerlings, and most of the conventional farmed fish are rarely fed. Their growth is relatively stagnant. Maintain the whole