\i)i:x. 



[IdhaiiKi (ir(jill(ur<i. {Sic L('af-\vui-iu, col (on. i Tage. 



Ants, fiiftor in conln*! of l)oll weevil 19, 



24-25, 27-2!), ;u), ;u, :\:\, M, :i7, ;is..io-4i,.i2.'i:i-'M, 



•15-10, -17, -IS, -10-50. 5"! 5:>,, 51 50. CO, CI (;2. (V.]. 71, 75 



Kalanco in nature . . (; 



r.iitls, factor in lontrol of boll weevil ' . . . 10,22-2:5 



r>olls, fallen, l.oll weevil mortality 2S-20, liO, 31-33, 51. 5-1-(i0, (n-()2, 75 



]irojX)rtion dcptroyod by boll wee\il ^•ersus natural eauses 05-00, 



00,71,72,70 



han«j:int,' dried, boll weevil mortality 27, 30, 31-33, 51, 54-00, 01, 75 



projxntion destroyed by boll weevil versus natural causes. 00, 



07,70-71,72,70 



pro]X)rlion anioni; fallen cotton forms til, 70 



retention by i)lant of those dead 2(5 



versus squares, mortality of boll weevil :^>3-:',5, 74 



l>oll weevil, abundance and injuriousness as affecfed by humidity 11-12 



area infested in United States 23 



control by ants 10, 



24-25, 27-20, 30, 31, 33, 34, 37, 38,40-41, 42, 43-44, 

 45-46, 47; 48, 49-50, 51-53, 54-59, 00, 01-02, 03, 74, 75 



birds 19, 22-23 



climatic conditions 1 1- 10, 37, 38-43, 74 



collection of fallen forms 04-05, 70 



cultural conditions 43-51, 74 



destruction of cf)tton stalks in fall 18-10. 73 



heat and dryin» 10. 23, 



27-29, 30, 31, 32, 34-35, 30, 37, 38, 40-4 1.42- 

 43, 47-50, 51-53, 54-59, 00, 01, 62, 63, 74-75 



leaf-worm (Alabama argillacca) 19, 20, 21-22. 73 



parasites 19, 20-21, 23, 20, 27-29, 30, 31, 33, 34, 37, 



38, 40-41, 42, 43^4. 49, 50. 51-53, 54-59, 00, 01, 02, 03, 74, 75 



proliferation 19, 20, 33, 35 



Solcno2)sis geminala 33 



{See also Ants.) 



wide spacing of cotton jjlant.s 45-47, 75 



winter conditions in Louisiana 10-17 



develoi)niental period, average length 35 



dispersion in Louisiana 10 



emergence ^igns in cotton square 2 1 25 



in Louisiana, control by w'inter conditions : 10-17 



dispersion 10 



morlalilx affected by rainfall i:»-15, 



17, :\7, 38-39, 40-41, 42-43, 47-50, 75 

 temperat ure 11-19, 37, 40-43, 47-50. 73. 74, 75 



