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a kind of shifting and rotation cultivation
释义
a kind of shifting and rotation cultivation
Encyclopedia
农学
田莱制
释
a kind of shifting and rotation cultivation
田莱制
中国古代种植与休耕定期轮换进行的轮荒耕作制。约在西周后期至春秋时期由菑新畬制转变而来。
理学
古代耕作制度
释
a kind of shifting and rotation cultivation
田莱制
种植与休耕定期轮换进行的一种轮荒耕作制。
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engineering geological conditions
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engineering geological investigation of dam site
engineering geological investigation of spillway
engineering geological investigation of underground excavation
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engineering geological of underground oil storage in rock caverns
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engineering geological problems of dam (sluice) foundation
engineering geological problems of reservoirs
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