土壌中の沃素含量に就て

The total contents of iodine in sixty virgine soil samples from various parts in the middle and western districts of Japan studied varied between 0.00 and 58.12 p.p.m., average for all the soils 19.94 p.p.m. The clayey soils contained the largest amoun t of iodine which was followed by the loam, cla... View More