1961 Volume 24 Issue 4 Pages 78-83,77
1. The moisture tension of soil must be kept between pF 2.7 and 3.3 in order to obtain the best germinating results.
2. Effects of soil conditioning by bentnite for sandy soil are as follow: a, Elevation of moisture equivalent, b. Control of seepage water, c. Improvement of capillarity, d, prevension against rupture on the face of slopes.
3. The concentration of bentnite suspension must be kept within 6% in order to penetrate 5cm into the sandy soil.