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three-field rotation
释义
three-field rotation
Encyclopedia
理学
古代耕作制度
释
three-field rotation
三圃制
耕地分区轮作制的一种。把耕地分成三区,其中一区休闲,另外两区分别种植秋播作物小麦、燕麦等或春播作物大麦、黑麦等,且三年依次轮换。又称三区轮作制。
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food-borne transmission
food-borne viral illness
food-borne virus
food-borne virus from aquatic product
food category system
food chain
food chain of aquatic ecosystem
food chain transfer
food chain transfer of marine pollutants
food chemistry
food coating agent
food code
food color
food colorant
food compositions of fish
food composition tables, FCTs
food consumption factor
food container
food contamination
food conveying elevator
food court
food damage
food-drug interaction
food elasticity
food emulsifier
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