前言测定种子浸出液的电导率,已普遍认为是种子活力测定的重要方法之一。但是,因尚有一、二个问题没有解决,这种方法的运用受到了一定的限制。其中之一就是要求被测试样之间的种子总表面积应该相等。如果不等,就 Introduction Determination of the conductivity of seed leachate has generally been considered as one of the important methods for seed vigor determination. However, the use of this method has been limited due to the unresolved problems one or two. One of the requirements is that the total surface area of ​​seeds between the tested samples should be equal. If not, then