求翻译：品种是决定鸡产蛋的主要因素，不同品种的产蛋性能也不一样，长时间的行业经验可知，罗曼，伊莎，海兰褐等品种产蛋量比较高是什么意思？

Varieties are the main factors to determine egg laying performance of different varieties are not the same, long experience in the industry we can see, Lohmann, Isa, Hyline Brown varieties of higher egg production than

Variety is the chicken eggs and different species of egg output performance, also not the same as long time experience in the industry can be seen, the Romanche, Isabelle, and brown-egg species such as high-volume

The variety is decided the chicken produces the egg the primary factor, the different variety produces the egg performance not to be dissimilar, the long time profession experience may know, Roman, the Iraqi sha, Hiran brown and so on the varieties produce the egg quantity quite to be high

Variety is the main factor determining egg, egg-laying performance of different varieties are not the same, long experience in the industry, Roman, Isa, Highland Brown varieties such as higher egg production

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