“theory on everlasting of soil fertility”的概念、定义、翻译、参考文献-科学参考

单词	theory on everlasting of soil fertility
释义	theory on everlasting of soil fertility 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。
随便看	Standard of POS Tag of Contemporary Chinese for CIP GB/T 20532-2006 standard of proof standard of scheduled time and quantity standard of scheduled time and quatity standard of surveying and mapping standard of test methods for thermal environment of building Standard of Ur Standard Oil Company standard one-zone model standard on fire safety evacuation standard operation procedure for pharmaceutica control standard order standard orthogonal basis standard output file standard padding cloth standard parabolic subalgebra standard parabolic subgroup standard parallel standard part standard partial regression coefficient standard part test standard penetration test standard penrtration test Standard Performance Evaluation Corporation standard period

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