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    济南二手鱼缸回收讲解水族箱养鱼的好处分析是什么
    来源:http://www.jnyxh.com  2015-06-05 14:40:18
    草鱼是我国乃至世界养殖产量高的经济鱼类,但目前尚无经过选育的新品种。选择育种是鱼类育种中常用的方法,家系选育是有效的手段。 济南二手鱼缸回收http://www.jnyxh.com
    Grass carp is the highest economic fish in China and the world, but there is no new variety of breeding/ Breeding is the most common method in fish breeding, and breeding is the most effective method/
    家系选育过程中对选育个体系谱关系的确定和准确跟踪非常重要。
    Family selection process to determine the relation of individual breeding pedigree and accurate tracking is very important.
    水族箱养鱼的好处分析是什么
    What is the benefit analysis of aquarium fish culture
    1.水族箱与池塘培育草鱼鱼苗效果的比较,显示草鱼鱼苗水族箱在中培育能获得较好的生长速度和成活率。
    1. The aquarium and pond cultivate fry of grass carp and display of grass carp fry aquarium in cultivation can obtain good growth rate and survival rate.
    鱼苗培育在水族箱中能获得较好的生长速度和成活率。效果与池塘相当。
    Fry rearing can obtain good growth rate and survival rate in the aquarium. The effect is equivalent to the pond.
    2.水族箱培育草鱼苗种的生长性能与养殖效果的比较在水族箱中用3种不同密度培育草鱼鱼种,并对其生长速度与养殖效果进行比较。
    2. The aquarium cultivation of grass carp fry growth performance and cultivation effect of comparison in the aquarium with 3 kinds of different density cultivation of grass carp fingerling, and the growth speed and breeding effect were compared.
    3.通过比较水族箱中培育草鱼苗种的生长性能与养殖效果证明:草鱼鱼种低平均体长已达10.02cm,小平均体重也达到了19.97g,这种规格已经可以打上PIT标记放入池塘混养,说明水族箱培育方法可以用于草鱼家系选育中鱼苗和鱼种的培育。
    3. By compared the aquarium cultivation of grass carp fry growth performance and cultivation effect prove: Grass Carp species the lowest average was up to 10.02cm and average weight of the smallest reached 19.97g, this specification already hit the pit marker into the pond polyculture, aquarium cultivation method can be used in breeding of grass carp fry and fingerling cultivation.