Table U.- Rainfall, boll weevil infestation records, and numbers of squares in high (No. 3) and low 

 (No. 5) yielding fields receiving 5 early, and U or ^ late-season treatments 



Rainfall 



Date 



Numbers per Acre 



Larval 





Amount 

 (inches) 



Treated-/ 



Examined 



Squares^/ 



Weevils 



Punctures 



Infestation 



Date 



Egg 1 Feeding 



(Percent) 











FIELD 3 £ 



/ 













6/7 



6/5 

















6/11 



0.5 

















6/12-13 



3.0 

















6/15 



1.1 



6/15 



6/lU 

















6/20-21 



1.5 



6/20 



6/19 



1U,158 



















6/25-27 



i.U 



6/26 



6/23 



33,065 











81 



.2 







7/1 



6/29 



97,860 



81 



81 



81 



.3 



7/6-7 



.8 





7/6 



101,105 







203 



81 



.3 



7/8 



2.5 























7/11 



151,360 

























7/18 



179,977 







2U3 



2^3 



.3 









7/2U 



166,910 



108 



990 







.6 



7/26 



1.5 





















7/31 



8/2 



136,890 







7,303 



568 



S6 



8/3 



.2 

















8/5-6 



1.25 





















8/7 



8/8 



130,262 



108 



2,705 



l,9h7 



2.5 



8/9-10 



1.5 





















8/lU 



8/16 



90,125 



108 



6,708 



18,176 



17. U 



8/18 



.1 



8/18 



8/22 



U8,057 



209 



10,575 



U,607 



22.7 







8/22 



8/28 



15,255 



U87 



6,167 



6,816 



51.1 



FIELD 5 ^/ 







6/7 



6/5 







U2 









6/11-13 



.5 



6/12 



6/lU 





















6/15 



1.8 





















6/17 



6/19 



11,097 



















6/20-21 



1.9 





















6/22 



6/23 



20,503 







127 



127 



1.0 



6/26-28 



3.5 





















6/29 



6/28 



3U,62U 



















7/3 



M 

















7/6-7 



.6 





7/6 



80,87U 







8U 



8U 



.2 



7/8 



2.5 























7/11 



107,888 







169 







.2 



7/15 



.5 























7/18 



129,028 







25U 



169 



.3 



7/23 



M 





7/2U 



96,905, 







602 



■Ml 



.9 



7/26 



i.U 

















7/30 



1.8 





7/31 



76,267 







338 



8U 



.6 



8/1 



• U 

















8/3 



.2 

















8/5-6 



1.8 

















8/9-10 



2.0 



8/9 



8/9 



U2,6lU 







338 



2,367 



3.2 







8/lU 



8/16 



U7,010 



169 



9,808 



12,51U 



3U.U 







8/21 



8/22 



14.6,003 



172 



1U,875 



6,Uli9 



33.5 



8/26-27 



1.8 





















8/28 



8/28 



17,2U9 



380 



5,200 



8,371 



U8.5 



a/ Spray applications at 0.25 lb. /acre of Guthion on June 7, 12, and 17. Later application at 



0.25 lb. of Guthion plus 0.5 lb. of DDT per acre, 



b/ One week old or older. 



c/ Plants per acre, 32,ii58; lint cotton per acre, 69li pounds. Five late treatments, 



d/ Plants per acre, 25,366; lint cotton per acre, 66O pounds. Four late treatments. 



-11- 



