Table 1. --Continued 



Experiment k - Togouchi field (application on Aug. 17 , i960) 



Endrin l/k i/ .08 .12 90 



General 



Chemical 3583 l/2 -33 -17 -Ok 7k 



Imidan l/2 .50 .58 .08 kk 



Dimethoate 1/2 .96 .33 38 



Stauffer R-1571 l/2 — -79 -^ .08 36 



Stauffer R-1505 1/2 --- .75 -50 .12 3I+ 



Geigy G-3OU9I+ l/2 1.21 .1+6 .08 16 



Stauffer R-ll+1+8 l/2 --- 1.21 .1+2 .17 ik 



Stauffer R-2968 l/2 — 1.21 .71 .0*+ 6 



Untreated check 1.0U .79 .25 



L.S.D. 5 percent .66 .1+2 n.s. 38 



Experiment 5 - Togouchi field (application on Aug. 17, i960) 



Bayer 29I+91 1 .08 95 



Naled 1 .17 .Ok 88 



Shell Compound 



1+072 1 .13 .08 .OU 86 



Fenthion 1 .17 -k2 .01+ 6k 



Methyl Trithion 1 .25 .k6 .17 50 



Bayer 309II 1 .58 .29 .17 1+3 



Bayer 373^1 1 -75 -38 .Ok 3k 



Bayer 39OO7 1 .63 .63 29 



Untreated check .92 .58 .25 



L.S.D. 5 percent .5 .27 .17 31 



- 9 - 



