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1.青虾。主攻单产求高效。当前市场上青虾需求量大,价格高,行情看好。南于野生虾越来越少,人工养殖潜力巨大,但采取鱼虾混养的方法产量极低,如果大胆实行青虾单独精养,可以大大提高收益。2.螃蟹。提高规格是关键。与青虾的情况刚刚相反,螃蟹在总量上已经过剩,小规格的螃蟹因供过于求,价跌难卖,而大螃蟹因物以稀为贵,货紧价扬。因此不如养大蟹,在养殖策略上要改变过去主要追求产量的做法,主攻单个200克以上的
Freshwater shrimp The main yield and efficient. The current market demand for freshwater shrimp, high prices, market optimistic. Fewer and fewer south wild shrimp, artificial cultivation of great potential, but the method of polygamy production of fish is very low, if the bold implementation of the separate cultivation of freshwater shrimp, you can greatly increase revenue. Crab It is the key to improve the specification. The situation with fresh shrimp on the contrary, the total amount of crabs have been surplus, due to oversized crab oversupply, the price fell hard to sell, while the big crabs due to rare things, goods tight price Yang. Therefore, it is better to raise crabs, farming strategies to change the past, the main pursuit of yield practices, the main single 200 grams or more