﻿266 
  Mr. 
  G. 
  E. 
  Briggs. 
  Experimental 
  Researches 
  on 
  

  

  Tables 
  I- 
  VI 
  I 
  — 
  continued. 
  

  

  Date. 
  

  

  Tempera- 
  

   ture, 
  C. 
  

  

  Distance 
  \ 
  

   of 
  lamp 
  

  

  from 
  

   chamber 
  

  

  in 
  cm. 
  j 
  

  

  Oxygen 
  

   per 
  grm., 
  

   dry-, 
  

   weight 
  

   per 
  hour, 
  

   c.c. 
  

  

  Duration 
  

   of 
  estima- 
  

   tions 
  in 
  

   hours. 
  

  

  History 
  of 
  material. 
  

  

  Table 
  IIIa. 
  

  

  7.X.19 
  

   7.1.19 
  

  

  14=-15° 
  

   14=-15= 
  

  

  6 
  

   12 
  

  

  9-1 
  

  

  9-2 
  

   3 
  9 
  

  

  3 
  } 
  

  

  1? 
  J 
  

  

  As 
  in 
  Table 
  III. 
  

  

  Table 
  IV. 
  

  

  8.1.19 
  

  

  8. 
  X.19 
  

  

  9. 
  X.19 
  

  

  9.X.19 
  

  

  12 
  -5=-14= 
  

  

  12 
  -.5 
  o 
  -14 
  

   12= 
  

  

  12P' 
  

  

  6 
  

  

  12 
  

  

  6 
  

  

  12 
  

  

  4-4 
  

  

  6- 
  7 
  

   7"0 
  

   3-3 
  

  

  7- 
  6 
  

   7'9 
  

   3-7 
  

   3 
  -8 
  

  

  1 
  

  

  3 
  

   3 
  

  

  2i 
  

  

  1 
  

  

  i 
  

  

  Sown 
  26.ix.19, 
  at 
  25= 
  C. 
  First 
  six 
  

   days 
  from 
  sowing 
  at 
  25° 
  O, 
  re- 
  

   mainder 
  at 
  14 
  u 
  -15° 
  O. 
  Out 
  at 
  

   9.30 
  p.m., 
  7.X.19, 
  and 
  exposed 
  to 
  

   lamp 
  for 
  13 
  h. 
  Leaf 
  colour, 
  green- 
  

   yellow. 
  

  

  lO.x.19 
  

  

  11= 
  

  

  6 
  

  

  8- 
  7 
  

  

  9- 
  6 
  

  

  3 
  . 
  

  

  

  Table 
  IVa. 
  

  

  10. 
  x.19 
  

  

  11. 
  x.19 
  

  

  11= 
  

   10 
  -5= 
  

  

  6 
  

   6 
  

  

  7 
  3 
  

   7-0 
  

   7-0 
  

  

  : 
  } 
  

  

  • 
  

  

  As 
  in 
  Table 
  IV. 
  

  

  Table 
  V. 
  

  

  15.X.19 
  

  

  14= 
  

  

  6 
  

  

  11 
  -9 
  

  

  12 
  1 
  

  

  ■i 
  

  

  Sown 
  26.ix.19. 
  Plant 
  exposed 
  to 
  

   diffuse 
  light 
  on 
  morning 
  of 
  ll.x.19, 
  

   until 
  15.X.19. 
  Leaves, 
  normal 
  

   green. 
  

  

  Table 
  VI. 
  

  

  25.X.19 
  

   25.X.19 
  

  

  14 
  -o=- 
  15 
  ->'' 
  

   14-5=-15-5° 
  

  

  6 
  

   12 
  

  

  11 
  5 
  

  

  12 
  3 
  

   5 
  -0 
  

   5 
  -0 
  

  

  "i 
  

  

  3^ 
  J 
  

  

  Sown 
  8.X.19. 
  Plant 
  exposed 
  to 
  

   diffuse 
  light, 
  19.X.19, 
  until 
  25.X.19. 
  

   Leaves, 
  normal 
  green. 
  

  

  Table 
  VII. 
  

  

  21. 
  vi.l9 
  

  

  22. 
  vi.19 
  

  

  17 
  -5°-18 
  -5° 
  

   17° 
  

  

  6 
  

   6 
  

  

  

   

  

  i<n 
  [ 
  

  

  1 
  J 
  

  

  Sown 
  14.vi.19. 
  Exposed 
  19.vi.19, 
  

   until 
  21.vi.19 
  ; 
  diffuse 
  light. 
  

   Colour, 
  grass 
  green. 
  Leaves 
  dead 
  

   at 
  end 
  of 
  experiment. 
  

  

  