1979年1—3期及1980年1—6期总目录 |
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摘 要: | 概况国外畜牧业生产统计资料···············……79(1):38国外奶山羊概况···“··,.·”···············……79(2):l法国畜牧科技简介·························一79(3):1鸡蛋城·······································……79(3):30美国奶牛业的现状以及奶牛饲养技术要点 ................·..·........·..·.....········……80(1):1美国养猪业近况···························……80(1):4法国…
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