METHODOLOGICAL STUDY ON SOIL SOLUTION OBTAINED WITH A SQUEEZING INSTRUMENT AND ITS TECHNIQUES FOR SOIL SAMPLING AND SAMPLE STORAGE

An easy and fast method to obtain soil solution from original soil was developed method, and its related sample processes were studied in the paper. The newly developed. in which soil solution was pressured out from orlginal soil using the homemade squeezer, imposed good stability and reliability. Composite soil sample taken from 30 sampling points was shown to good enough to represent the soil for soil solution Study. The original soil sample for soil solution Study could not stored for more than 3 days at 4℃.