联合体试验是国家品种审定试验的一个重要组成部分。本文介绍了国家水稻品种联合体试验的基本情况，并就联合体运行中存在的问题和将来的发展方向提出了几点想法，以期为联合体的进一步发展提供参考。

Alliance regional trials is an important part of the national rice variety regional trial in China. In this paper, the authors introduced the current status of national rice variety alliance regional trials. In order to provide some references for the future development of national rice variety alliance regional trials, some constructive suggestions which focus on the problems and the development trend of the alliance were given.