1) below-ground interaction
地下部因素
1.
Our objective was to clarify the contribution of above-and below-ground interactions to the intercropping advantage.
该文采用田间微区试验以及地下部种间根系分隔技术研究了玉米(Zeamays)覆膜与不覆膜两种情况下小麦(Triticum aestivum)/玉米间作优势及地上部和地下部因素对间作优势的相对贡献,以期为间作体系的增产提供理论依据。
2) above-ground interaction
地上部因素
3) the environmental elements underground
地下环境因素
6) exterior factors
外部因素
1.
The exterior factors of influencing ideological and political education effects and their interrelations;
试论影响思想政治教育效果的外部因素
2.
Exploration of exterior factors influencing competition achievements;
对影响运动竞赛成绩外部因素的探讨
3.
Research into the interior and exterior factors impacting the selection of China sports stratagam;
影响我国竞技体育战略选择的内外部因素分析
补充资料：非密度制约因素(见密度制约因素)
非密度制约因素(见密度制约因素)
l焦非密度制约因素见生态因素、密度制约后
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条