论文部分内容阅读
我们于2004年进行了无公害鱼虾蟹池塘养殖试验,现将情况总结如下。一、材料与方法1.池塘条件 试验塘口位于前锋镇郭家荡养殖区,水源为白马湖水系,水源充足,排灌方便,进排水系分开。水源四周没有对渔业水质构成威胁的污染源。池塘面积8亩,水深1.5米,水源水质符合GB11607的规定,
We carried out pollution-free fish and shrimp ponds in 2004 breeding test, the situation is summarized as follows. I. Materials and Methods 1. Pond condition test Tangkou is located in Guojiaodang of Qianfeng Town. The water source is Baima Lake water system, which has sufficient water source, convenient irrigation and drainage, and separated drainage system. There is no source of pollution that threatens the quality of the fishery’s water around it. Pond area of 8 acres, 1.5 meters deep, water quality in line with the provisions of GB11607,