80 



Otis F. Curtis 



order to determine the limiting concentrations, as well as the optimum 

 time of treatment, single lots of ten cuttings each of Ligustrum ovalijoUum 

 were treated as indicated in table 2: 



TABLE 2. Influence of Concentrations and of Duration of Treatment with 

 KMn04 on Cuttings of Ligustrum ovalifolium 



(Cuttings taken on November 29, 1913) 



