i         1 
. T be Broom-rapes. 27 ,° .
t the i hemp plants bore eighteen broom-rape plants. The fifty-six  
stead hemp plants averaged eleven inches in height. The tallest A , 
r 24, was eighteen and the smallest five inches in height. · 
¤0t in july 18 a second box of soil was treated with one ounce of * 
flight gas lime. October 20 it contained forty plants averaging M U 
ition. fourteen inches high, the tallest twenty-eight, the shortest  
aver- live inches high. Nine of these plants bore twelve broom- YF, 
d the rape plants. ° D 
isemr · Umlac/sed Lime Applied l0 Sail.-On March 19, 1890, two  
’t Yet ounces of unslacked lime were applied to the soil in a box in  
which previously broom-rape seeds had been sown. The lime A  
those was pulverized before being mixed with the soil. April 28 ,, 
with two hundred selected hemp seeds were planted. May I2 one ii 
5 the hundred more were planted. Twenty—iive more seeds were _‘ 
seeds planted May 19. and again May 26. june 2 twelve plants V. 
, and were growing,but were not thrifty in appearance. july 7, ii
wlive average height of plants seventeen inches, the tallest twenty-  
eight, the shortest twelve inches high. One of the smallest ,i
ts of plants, growing in a corner, had a parasite started on its roots,  
look- but dead and blackened when taken up.  
mnd, The above experiment was repeated, beginning july 1 1 and  
.nged using the same quantity of broom-rape seeds and of lime.  
ateen The hemp seeds were planted july 24. August II two dozen  
ty of hemp plants were up. September 1 the plants were noted as  ,j
not even in height. October 20 the plants were taken up. , 
t I a Average height twenty-seven inches, tallest fifty·two, shortest  l
St U twelve inches. No broom-rape. _  
mba Check Experimenls —For comparison with the results ob- -  
hemp tained from the treated soil in the different boxes, two addi- A 
,_tWO tional boxes a foot square were sown with broom-rape seeds, ~
jchcs and then, without treating the soil, hemp seed was sown with_ 7 
Hants them. 1 
The first of these check lots was started March 17, 1890. ‘
milar TWO hundred selected hemp seeds were planted April 28. May . g
were I2 one hundred more seeds were planted, and on May IQ and Q
cd a May 26, respectively, twenty-five more seeds were added. {
.0Om_ i]u¤e CT thirteen plants were growing in the box. june 25 I
{ the there were thirteen plants six to eighteen inches high, with li
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