198 



EXPERIMENT STATION. 



[Jan. 



vallej soils, aud are not well adapted to the growth of green- 

 house crops. The Oxford soil is from a river valley, and is 

 suitable for truck farming. Soil No. 96 is from the Berk- 

 shire hills, and No. 56 from a Worcester county town, with 

 an elevation of aj^proximately 1,000 feet. 



The analysis of earthworm castings is similar to that of 

 the soil in which the earthworms live, with the exception of 

 a small amount of organic matter. 



