16 



BULLETIN 703, IT. S. DEPARTMENT OF AGRICULTURE. 



Table I. — Tomatoes set out in field Apr. 11, 1916. Applications of sprays and 

 dusts made Apr. 25, May 5, May 15, May 24, June 2, June 12, June 22, July. 8, 

 and July 13. No. 3 not sprayed after May 2^. No. 4 not sprayed after 

 June 12. Nos. 5, 6, and 7 not sprayed, and No. 9 not dusted, after July 3. 

 Harvesting began June 14, ended Aug. 3. ■ 



EARLIANA VARIETY. 



No. 



Material used. 



Num- 

 ber of 

 appli- 

 ca- 

 tions. 



Total 

 weight 

 toma- 

 toes. 



Weight 

 wormy. 



Per 



cent 



weight 



wormy. 



Total 

 number 

 toma- 

 toes. 



Num- 

 ber 

 wormy. 



Per 



cent 



wormy 



1 



Check 





Potinds. 

 266.7 

 297.5 



216.9 



359.4 

 262.5 



229.1 



238.2 



303.1 

 348.4 



Pounds. 

 73.1 

 61.0 



49.8 

 63.4 

 29.2 



24.8 



23.2 



30.2 

 21.1 



27.4 

 20.5 



22.9 

 17.6 

 11.1 



10.8 



9.7 



9.9 

 6.0 



1,413 

 1,718 



1,441 

 1,862 

 1,415 



1,392 



1,385 



1,786 

 1,468 



436 

 357 



368 

 344 

 177 



157 



145 



170 



105 



30 8 



?, 



■RordeanT mivtiirp,, 4-4-50 



9 



4 

 6 

 8 



8 



8 



9 



8 



20.7 



3 



Commercial powdered arsenate of 

 lead, H pounds to 50 gallons 4-4- 

 50 T3ordeaux mixture 



25.5 



4 

 5 



Same as No. 3 



...do 



17.9 

 12.5 



6 



Commercial Bordeaux and arse- 

 nate of lead mixture, 1 pound 

 to 6 gallons water 



11.2 



7 



Commercial powdered arsenate of 

 lead, 1J pounds to 50 gallons 

 water 



10.4 



8 

 9 



Dusted with 9 parts powdered sul- 

 phur and 1 part commercial pow- 

 dered arsenate of lead, by weight . 



Dusted with commercial powdered 

 arsenate of lead, undiluted 



9.5 

 7.1 



GLOBE VARIETY. 



1 



Check 





203.8 

 236.8 



190.6 

 221.4 



317.5 



254.2 



275.2 

 249.6 



36.8 

 23.8 



13.0 

 11.6 



19.2 



16.8 



16.8 

 10.9 



18.1 

 10.0 



6.8 

 5.2 



6.0 



6.6 



6.1 

 4.3 



1,180 

 1,252 



1,120 



1,073 



1,468 



1,318 



1,331 

 1,474 



211 

 126 



86 

 51 



92 



74 



75 

 46 



17.8 



9 





9 



4 



8 



8 

 8 



9 



8 



10.0 



3 



Commercial powdered arsenate of 

 lead, 1J pounds to 50 gallons 4- 

 4-50 Bordeaux mixture 





5 



Same as No. 3 



4.7 



6 



Commereial Bordeaux and arse- 

 nate of lead mixture, 1 pound 

 to 6 gallons water 



6.2 



7 



Commercial powdered arsenate of 

 lead, 1J pounds to 50 gallons wa- 

 ter 



5.6 



8 

 9 



Dusted with 9 parts powdered sul- 

 phur and 1 part commercial pow- 

 dered arsenate of lead, by weight. 



Dusted with commercial powdered 

 arsenate of lead, undiluted 



5.6 

 3.1 



Table II. — Tomatoes set out in field Aug. 14 and 15, 1916. Applications of 

 sprays made Sept. 2, Sept. 12, Sept. 22, Oct. 2, Oct. 12, Oct. 23, and Nov. 2. 

 Harvesting began Oct. 24, ended Nov. 15. 



EARLIANA VARIETY. 



No. 



Material used. 



Num- 

 ber of 

 applica- 

 tions. 



Total 



weight 



tomatoes. 



Weight 

 wormy. 



Per 



cent 



weight 



wormy. 



Total 

 number 

 tomatoes. 



Num- 

 ber 

 wormy. 



Per 



cent 



wormy. 



1 



Check 





Pounds. 



41.2 



100.1 



109.5 



113.9 



108.7 

 80.5 



Pounds. 

 9.3 

 27.8 



16.9 

 19.3 



15.5 

 11.3 



22.5 



27.7 



15.4 

 16.9 



14.2 

 14.0 



588 

 849 



1,012 

 1,122 



1,147 

 SSO 



113 

 241 



144 



188 



139 

 112 



19.2 



2 





7 



7 

 7 



7 

 7 



28.3 



3 



Commercial powdered arsenate of 

 lead, 3 pounds to 50 gallons 4-4- 



14.2 



4 

 5 



Commercial powdered arsenite of 

 zinc, 3 pounds to 50 gallons water. 



Commercial Bordeaux and arse- 

 nate of lead mixture, 1 pound 

 to 6 gallons water 



16.7 

 12.1 



6 



Commercial powdered arsenate of 

 lead, 3 poundsto 50 gallons water. 



12.7 



