144 



MASSACHUSETTS AGRICULTURE. 



threshed by hand and weighed October 4th and 5th. The 

 grain louse, aphides^ almost covered the heads of wheat on 

 the whole field before ripening, and caused tlie kernel to be 

 very much shrivelled. Tiie weevil, or wheat midge, also was 

 found in all parts of the field, which ate out the centre of the 

 kernel to a considerable extent, destroying it so that the shell 

 of it would blow away with the chaff in winnowing. The 

 injurious effects of these insects appeared to be pretty evenly 

 distributed through the several lots, so that when examined, as 

 it frequently was by myself and others, we could not see that 

 any one lot was more seriously affected than another. 



The wheat and straw weighed as follows : — 



No. 1, . . wheat 203 lbs. ; straw, 466 lbs. 



9 ' 



■ 4, . . ' 



5, . . ' 



6, . . ' 



The weather during the season of growth was as follows 



NORFOLK. 



Stalement of Charles Breck. 



My experiment on manure was conducted in every respect 

 according to the requirements of the State Board of Agricul- 

 ture. 



The piece of land selected as the one best adapted to the 

 experiment was an old pasture, which had probably been used 



