Optimize breed structure, demand to diversity, advanced change development to already became inevitable trend.
优化品种结构, 需求向多元化 、 高级化发展已成必然趋势.
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Adjust breed structure, raise main produce ceaselessly high grade rate and produce commodity rate.
调整品种结构, 不断提高主要农产品优质率和农产品商品率.
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