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5罗氏沼虾的养殖5.1生物学特征罗氏沼虾又名马来西亚大虾,原产于马来西亚、缅甸、泰国等东南亚国家,是一种热带虾类,以个体大而闻名。雄虾最大体长可达40cm,重600g,雌虾最大体长达25cm,重200g,生长快,繁殖力强,一年多次产卵,产卵间隔为30￣40d。适宜的水温为25￣30℃,pH值为7￣
5 Macrobrachium Macrobrachium 5.1 biological characteristics Macrobrachium rosenblack, also known as Malaysian prawn, native to Malaysia, Myanmar, Thailand and other Southeast Asian countries, is a tropical shrimp, known individually. The maximum length of male shrimp up to 40cm, weight 600g, the largest female body up to 25cm, weight 200g, fast growth, strong breeding, spawning several times a year, spawning interval of 30 ~ 40d. The suitable water temperature is 25 ~ 30 ℃, pH value is 7 ~