Research update for the long-term subsoil acidity experiment at Cootamundra, NSW

1. Manage subsoil acidity through innovative amelioration methods that will increase productivity, profitability and sustainability2. Study soil processes, such as the changes in soil chemical, physical and biological properties under vigorous soil amelioration techniques over the longer term.

1. 采用创新性土壤改良手段调控底土酸度，以提升生产效能、经济收益与生态可持续性。2. 开展土壤过程研究，例如探究长期实施高强度土壤改良技术条件下，土壤化学、物理及生物学特性的变化规律。