FEEDING THE HOP PLANT. 



75 



Perhaps the most striking need of the plant is for 

 nitrogen. We have no data to show to what extent, 

 if any, the hop plant is al^le to take its nitrogen from 

 the atmosphere, as do certain leguminous crops. lUit 



5^ 



\ 



FIG. 29. IKKIGATIXO HOPS, MAKING A LITTLE WATER MOISTEN* 

 MANY ItOWS OF PLANTS. 



we do know that it is a gross consumer of nitrogen and 

 that this element must be in a promptly available form 

 to promote the vine's luxuriant growth. Hence, the 



