INSECTS. 133 
writer that great care should be used in apply- 
ing this salt, as too much will certainly kill the 
young plants. Lintner also notes* that a gen- 
tleman who soaked his corn in copperas water 
hefore planting was not troubled by the worms. 
A bushel of corn is placed in a tub and covered 
with water, and a pound or pound and a half 
of copperas water added, which has been dis- 
solved in warm water. 
This is stirred among 
the seed, which are al- 
lowed to soak 24 to 30 
hours. 
Eton ἢ Ὁ ΘΗ 
recommends the use 
of kainit (a potash 
salt) to prevent cut- 
worm ravages. Ex- 
periments of his gave 
favorable results. The 
FIG 47.—GREASY OR BLACK CUT WORM, 6 ee : 
πες πὸ ἐν τα Stet 3 should: ce 
(After Riley.) broadcasted over the 
field just before planting, as in spreading fer- 
tilizer, for such it alsois. Riley, Fletcher and 
others have recommended the poisoning of 
ereen grass or clover and placing it in bunches 
about the fields. The cut worm will be killed 
* Kighth report, etc., p. 239. 
T Bulletin 75, New Jersey agricultural experiment station, 
Nov 7, 1890. 
