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珠海斗门区曾是广东养殖罗氏沼虾的主产区,2000年后逐渐转向养殖南美白对虾,近年来南美白对虾歉产面积扩大,养殖户又渐渐重视养殖罗氏沼虾。然而十多年来罗氏沼虾的养殖环境和养殖方法都在变化,为此笔者组织养殖户前往肇庆参观学习,从中得到了启发。肇庆罗氏沼虾养殖集中在高要,面积约5万亩,是广东最大的养殖区。肇庆近年来摸索和推广“种茜养虾”的方法,平均每亩投苗2万尾~3万尾,
Doumen District of Zhuhai was once the main producing area of Guangdong Macrobrachium rosenbergii. After 2000, it gradually turned to Penaeus vannamei. In recent years, the area of Penaeus vannamei apologies increased and farmers also paid more attention to farmed Macrobrachium rosenbergii. However, for more than a decade, Macrobrachium rosenbergii farming environment and farming methods are changing, for which I organized farmers to visit Zhaoqing, from which inspired. Zhaoqing Macrobrachium farming concentrated in Gaoyao, an area of about 50000 acres, Guangdong is the largest aquaculture area. Zhaoqing in recent years to explore and promote “kind of Qian shrimp ” method, the average per acre cast seedlings 20,000 ~ 30000,