In this thesis , hordeum brevisubulatum ( trinius ) link , which is one of the fine and important forage grass species in the north of china , is researched on its growth and development , physiological ecology and population ecology 本论文对野大麦( hordeumbrevisubularum ( trinius ) link )这一北方优良牧草在个体生长发育、生理生态以及种群生物学等方面进行了较全面的系统研究。