CULTURE OF THE GRAPE. 241 



from a hundred to a hundred and twenty parts of water. 

 Immediately before using, it must be vigorously shaken, 

 on account of the oils, which, of course, easily separate 

 from it." In view of this syringing and the use of sul- 

 phur during the growing season, Mr. Neubert, alluding 

 to his past years of sleepless anxiety, struggling with the 

 disease, adds, "Now, however, I am confident that all 

 the cares arising from that disease are at an end." He 

 gives no reason for his solution, and we are at a loss to 

 comprehend the benefit of rosemary and lavender. The 

 salt and saltpetre are in such homo?opathic quantities, 

 that we cannot understand hoAv so practical and skilful 

 a cultivator as Mr. Neubert can attach so much value 

 to it. The early and frequent dustings with sulphur 

 must be the secret of his success. 



We account for the efficiency of sulphur from the 

 known effect of sulphurous acid gas upon vegetable and 

 animal life. This gas, as we have stated, is very destruc- 

 tive to vegetation. It extinguishes flame and animal life. 

 When diluted with a large proportion of atmospheric air, 

 it is still so acrid as to produce a sense of suffocation and 

 violent coughing. Every one has experienced the suffo- 

 cating odor of friction-matches. Flour of sulphur is in- 

 soluble in water, and decomposes slowly by combining 



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