“保护性耕作”的概念、定义、翻译、参考文献-科学参考

单词	保护性耕作
释义	保护性耕作 Encyclopedia 农学保护性耕作释 conservation tillage保护性耕作对农田采用免耕、少耕、地表微型改造，结合覆盖、轮作、农药病害虫防除等措施，提高土壤蓄水保墒能力和土壤肥力，防止土壤侵蚀、退化，完善表层土壤生态系统结构、增强其生态功能，确保耕地可持续利用的综合性土壤管理技术体系。
随便看	number of classes number of collisions number of colors number of columns number of combinations number of comment number of components number of compositions number of covering sheets number of crimes number of crossings of a graph number of degree of freedom number of degrees of freedom number of divisors number of domestic tourists number of domination number of double points number of effective plates number of effective sperms number of eggs laid number of external stability number of faces number of figures number of floating point operations number of floating-point operations

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。