“养分归还学说”的概念、定义、翻译、参考文献-科学参考

单词	养分归还学说
释义	养分归还学说 Encyclopedia 农学[肥料养分效率]释 theory of nutrient returns养分归还学说为维持土壤肥力而必须归还作物从土壤中取走养分的理论。即植物收获物从土壤带走的养分，必需“返还”至土壤才能维持土地生产力。
随便看	topological structure topological structure in multiferroics topological subspace topological sum topological superconductor topological superconductor and Majorana fermion topological synthesis topological system topological technique topological tensor product topological test topological theoretical models of complex network topological theory topological transformation topological transformation group topological transitivity topological tree topological triangle topological triangulation topological type topological vector bundle topological vector space Topological vertex topological viewpoint topological winding number

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。