1914) 
DUGGAR AND COOLEY—FILMS AND TRANSPIRATION 17 
TABLE III (Continued) 
THE EFFECTS OF BORDEAUX MIXTURE ON THE RATE OF TRANSPIRATION; DATA 
IN GRAMS FOR 30 POTTED TOMATO PLANTS 
Green wts. of plants used. 
Plants nos. 1-10 11-20 21-30 
Green weights in grams 55 80 40 
58 58 63 
51 41 46 
39 51 56 
50 60 39 
67 45 53 
46 40 48 
46 53 40 
39 74 48 
49 ; 5 55 
Total 500 502 497 
Ave. per plant 50.0 55.8 49.7 
TABLE IV 
THE EFFECT OF VARIOUS SPRAYS AND DUSTS ON THE RATE OF TRANSPIRATION; 
DATA IN GRAMS FOR 80 POTTED TOMATO PLANTS. 1ST PERIOD, OCT. 25 
TO NOV. 8 
Lime- 
Covering ^ (Са(ОН). АКОН),! Clay |AKOH):| Char- | CaCO, | sulfur |Check 
pwd. | coal 1-25 
Plants nos. 30-39 | 40-49 | 50-59 | 60-69 | 70-79 80-89 100-109 90-99 
Transpiration| 431 394 345 416 378 436 508 | 352 
quantities 437 370 333 370 460 353 414 | 323 
435 386 430 393 374 315 474 | 461 
411 383 383 383 460 510 354 | 443. 
358 329 347 645 273 375 526 | 490: 
372 377 520 449 467 346 421 | 309: 
314 398 437 365 320 471 352 | 330- 
416 410 560 531 359 361 346 | 323. 
375 517 362 408 386 456 285 | 343. 
485 460 452 412 331 364 402 | 3177 
Totals 4034 4024 4169 4372 3808 | 3987 | 4082 |3691 
Ave.per plant) 403.4 | 402.4 | 416.9 | 437.2 | 380.8 | 398.7 | 408.2 369.1 
