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团头鲂是一种名贵经济鱼类。其肉质细嫩,以味美著称,且含肉量多,营养丰富,故素为脍炙人口的食用珍品。团头鲂以食草为主,来源广,价格低,增收潜力大;适应性強,易饲养,疾病少;性情温驯,易于捕捞。当前,团头鲂市场需求量日益增加,发展团头鲂养殖业已逐渐兴起了高潮,进行其人工繁殖及苗种强化培育势在必行。现将具体技术介绍如下: 一、人工繁殖 1.亲鱼选择与培养这是苗种生产成败的关键。亲鱼培育好,则繁殖的鱼苗体质健壮。一般亲鱼的雌鱼体重为0.75公斤、雄鱼为0.5公斤以上,同时选择发育良好,无畸形,无疾病、无伤残的鱼体作为亲本。亲鱼春季培育期间,以枯饼、胚芽饼(生产Vc厂家从玉米粒中分离出的纯胚芽加工而成),大麦芽、青绿饲料等为主,同时使用F型添加剂,以4%的
Bream is a precious economic fish. Its fleshy and tender, known for delicious, and the amount of meat content, nutrient-rich, so for the popular food treasures. Tuanzhu to herbivorous, wide source, low prices, great potential for income; adaptable, easy to raise, less disease; temperament tame, easy to catch. At present, the market demand of the head group is increasing day by day. It is imperative for the development group head group to gradually raise the climax for its artificial breeding and intensive cultivation. Specific techniques are introduced as follows: First, the artificial breeding 1 broodstock selection and training This is the key to the success or failure of seed production. Broodstock foster well, then breeding fish fry physique robust. Common broodstock female weight of 0.75 kg, male 0.5 kg or more, at the same time choose well-developed, no deformity, disease-free, non-disabled fish as the parent. During the spring broodstock cultivation, the main products were dry cakes and germ cakes (pure Vh isolated from corn kernels by the manufacturer of Vc), barley malt, and green feed. At the same time F-type additives were added to 4%