534 Scientific Proceedings^ Royal Dublin Society. 



form only a small proportion of tlie soil, is small, and will not vitiate the 

 results. 



In the experiments described above it has been demonstrated that the 

 carbide method is a rapid and reliable means of estimating the hygroscopic 

 moisture in soils. Not the least of its merits is the ease with which it can 

 be manipulated. 



