引言我国黑龙江和吉林两省东部及其毗邻的苏联远东如伯力、沿海边区和阿穆尔州等地广泛分布着一种具有白色亚表层的土壤,我国当地农民称之为白浆土。关于这种土壤的形成过程问题,从(1910)和(1930) 开始研究苏联远东和我国东北地区的土壤以来,中苏两国大多数土壤学家一直认为是灰化过程,称之为灰化土或生草灰化土。1947年 INTRODUCTION The eastern part of China’s Heilongjiang and Jilin provinces and its adjacent Far East, such as the Soviet Union, such as Bo force, coastal areas and the Amur region widely distributed with a white sub-surface soil, local farmers in our country as white soil. With regard to the formation of this soil, most soil scientists in both China and the Soviet Union have always considered the process of ashing from the study of soils in the Far East of the Soviet Union and the northeast of China starting from (1910) and (1930) Soil or raw grass ashes. 1947