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季节畜牧业
释义
季节畜牧业
Encyclopedia
农学
季节畜牧业
释
seasonal grazing production systems
季节畜牧业
根据牧草和家畜生长、繁殖等生物学特性和社会需求,在牧草再生长性能变差或丧失、质量变坏的季节来临之前,有计划地出栏家畜,保持适度的基础畜群,以降低草地放牧压力,避免家畜生产损失的产业。
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water conservancy management
water conservancy migration management information system
Water Conservancy Newspaper Clippings of Republic of China
water conservancy of ancient Beijing city
water conservancy of ancient Chengdu city
water conservancy of ancient Jingzhou city
water conservancy of ancient Shaoxing city
water conservancy of ancient Shouzhou city
Water Conservancy of the Yellow River and Canals
Water Conservancy on the Nanyunhu River in Shandong
Water Conservancy on the Puyang River in Zhuji
water conservancy planning
water conservancy planning area
water conservancy portal web
water conservancy project construction and management information system
water conservancy project cost management
water conservancy project estimate & budget
water conservancy project final accounts audit for complete
water conservancy project in China
water conservancy project jurisdiction
Water Conservancy Project Management in Ancient China
water conservancy project management review
water conservancy project official inspect
water conservancy project operation and management
water conservancy project quality management
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