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中国大豆栽培史
释义
中国大豆栽培史
Encyclopedia
管理学
〔中国作物栽培史〕
释
history of soybean cultivation in China
中国大豆栽培史
大豆在中国从野生品种经过演化、长期定向选择、改良驯化,到最后人工专业种植的过程和历史。大豆作为五谷之一,不仅承担着粮食作物的职责,同时也是经济作物中重要的农产品,发展至今,已经成为中国大宗农产品最重要的作物之一。
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site drainage design
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site effects on strong ground motion
site environment acoustics
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site inspection and monitoring of geotechnical engineering
Siteki
site leveling earthwork volume
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sitemap
Site-Memorial of First National Congress of the Communist Party of China
Site-Memorial of the Peasant Movement Institute Directed by Comrade Mao Zedong
site occupation factor
Site of Baijiao 1 Shipwreck at Dinghai
Site of Baofenglong Business Firm
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更新时间:2024/12/25 15:24:23