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林木良种
释义
林木良种
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农学
﹝良种生产﹞
释
elite variety of forest tree
林木良种
经过人工选育及严格的区域化试验,并通过本行业专家鉴定,证明在适生区域内的产量、质量和其他主要性状明显优于当地主栽树种或栽培品种,具有实际生产价值的林木繁殖材料。
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ship pollutant receiving and processing system
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ship repair and building facilities of fishing port
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