194 



GARDEN FOES, 



then spray the roof, walls, and floor of the mushroom 

 house with a solution of one pound of sulphate of copper 

 to fifteen gallons of water. The spraying should be done 



MUSHROOM DISEASE. (HYl'OMYOEiS PElRNICIOSUS). 



Caueeis mwsliroome to grow with swollen and distorted stems. 



[By i>ernn.ssion of the Board of Agriciiltnro.] 



three times, at intervals of ten days. During this period 

 keep the house warm and moist to encourage the fungi 

 to grow an<l be more easily killed by the copper solution. 



