HrGeele 
“I o> Oo 
9. 
ILLUSTRATIONS: 
Map showing area infested by boll weevil in 1911 and du-ing various 
preceding ‘years. - 26 0l5idc 68.5 oO ee ee 
. Cotton. boll weevil: Beetle... .255°2°522. 4.3. ee eee 
. Cotton boll weevil: ‘Larva, pupa ..-. 6225222. Sa. Seo 
. Cotton square showing egg puncture of boll weevil and “flaring” of 
brats 22's ES. Ss oe ee ee ee ae eee 
. Cotton square showing boll-weevil larva in position ............------- 
. Chain cultivator, side views 2-22 ieee cee eee ee ee ee 
. Work of the chain cultivator: Cotton row before use of cultivator, 
showing dallen squares, crack, and rough condition of ground...-..-- 
. Work of the chain cultivator: Same row shown in fig. 7, after culti- 
vator has passed; majority of squares brought to middle, crack filled, 
and dust mulch established . ....2: 722222. 2---ssee- = see eee 
Apparatus for fumigating cotton seed in the sack...............-...- 
512 
4 
33 
38 
