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虾贝混养的原理是通过对虾与贝类生理、生态的不同进行养殖,利用贝类滤食特点,充分利用虾类残饵、浮游生物、底栖生物及微型病原体,有利于调节生态平衡、促进各品种生长、提高和净化水质,达到互利共生的目的,从而提高水域生产力,提高综合经济效益。 赣榆县1999年对虾与杂色蛤混养面积5 700亩,收获杂色蛤4 800吨,对虾125吨,取得了较好的经济效益
Shrimp and shellfish polyculture principle is shrimp and shellfish physiological and ecological differences in breeding, the use of shellfish filter characteristics, make full use of shrimp bait, plankton, benthic organisms and micro-pathogens, is conducive to regulating ecological balance, Promote the growth of all varieties, raise and purify the water quality and achieve the goal of mutual benefit and symbiosis, so as to improve the productivity of water areas and increase the comprehensive economic benefits. Ganyu County, shrimp and variegated mixed breeding area of 5,700 acres in 1999, Harvest Harvest 4,800 tons of clams, shrimp 125 tons, and achieved good economic returns