“草坪绿期”的概念、定义、翻译、参考文献-科学参考

单词	草坪绿期
释义	草坪绿期 Encyclopedia 农学草坪质量释 green period草坪绿期草坪草生长旺盛，草坪全年保持绿色外观的时期。一般指草坪中草坪草群落的50%返青之日到草坪草群落的50%呈现枯黄之日期间持续天数。也有中国学者认为草坪绿期是指草坪群落中80%的植物返青之日到80%的植物呈现枯黄之日的持续天数。
随便看	national measurement primary standard national measurement standard national medium and long-term planning of water supply and demand National Memorial Day for Nanjing Massacre Victims National Mentally Handicapped Education Experience Exchange Conference National Meteorological Centre National Meteorological Information Certer National Metrology Centre for Energy(Aerospace) National Metrology Institute National Metrology Institute of Japan national migrant workers training plan national mineral database National Mining museum, Rumelange National Missile Defense National Mississippi River Museum & Aquarium National Mobilization in Suppression of Communist Rebellion National Mobilization Law national monitoring network of ecological environment national moral National Motor Vehicle Driver Information Database National Mukden Higher Teacher School national multipurpose investigations of the coastal zone and tidal wetland resources National Municipal League National Museum National Museum,Bloemfontein

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。