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农广天地【20140603】看点介绍
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农广天地20140603集剧情：第20140603期
尼罗罗非鱼原产于非洲约旦的坦噶尼喀湖，于1978年由长江水产研究所引进到我国。尼罗罗非鱼具有体型较大，生长速度快，性成熟早、繁殖率高的特点，是联合国推荐养殖的优质水产养殖品种，同时也是2012年农业部主推品种。在养殖的过程中要根据养殖户的实际情况来确定养殖的环境，种鱼挑选时要选择外形和生产性能比较优越的鱼，鱼苗、鱼种、商品鱼等不同阶段的管理，要满足不同阶段生长发育的营养需要。希望通过收看本片，能给广大的养殖户朋友们带来一些有益的帮助。rnrn
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