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地力常新壮说
释义
地力常新壮说
Encyclopedia
理学
〔古代农业思想〕
释
theory on everlasting of soil fertility
地力常新壮说
宋代陈旉对土壤肥料之科学总结,认为合理利用土壤、改良土壤和培肥土壤,土壤肥力不会减弱衰退,反而越种越肥,实现地力的常年新壮,驳斥了地力衰退论。
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dual spaces
dual specificity phosphatase
dual-specificity phosphatase
dual stack system
dual standard form
dual star
dual statement
dual-string well completion
dual-structural Internet,dual-architecture Internet
dual structure
dual subdivision
dual surface
dual system
dual system of higher education
dual system of vocational education
dual system university
dual-task paradigm
dual temperature exchange
dual-temperature exchange
dual tensor
dual tessellation
dual theorem
dual theory
dual throat vector control
dual topological group
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