【摘要】 本文报告了在不使用任何药物的基础上,采用环保型的“福寿牌”饲料、生物过滤池,有益微生物EM和PSB及科学的日常管理,南美白对虾经过75d的养殖,平均体长达10.3cm,平均体重达10.2g,每平方米水面平均产量0.668kg,饲料系数为0.9,投入产出比为1.253。更多还原

【Abstract】 Based on the culture of Whiteleg Shrimp Penaeus vannarnei with the concept of no medication, environment friendly "Fwusow Brand" feed was used for the experiment. The biological filtering ponds, EM & PSE and scientific daily management were adopted during 75days of culture period. The results showed that the average length reached 10. 3cm and the average weight 10. 2g. The mean production was 0. 668kg/m2, and feeding coefficient 0.9. The cost benefit ratio was found to be 1 .253.更多还原