SEARCH
0-9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Prev | Current Page 350 | Next

Darwin, Charles, 1809-1882

"Effects of Cross and Self Fertilisation in the Vegetable Kingdom"


Heights of plants measured in inches.
Column 1: Name of Plant.
Column 2: Number of Crossed Plants measured.
Column 3: Average Height of Crossed Plants.
Column 4: Number of Self-fertilised Plants measured.
Column 5: Average Height of Self-fertilised Plants.
Column 6: x, where the ratio of the Average Height of the Crossed to the
Self-fertilised Plants is expressed as 100 to x.
Ipomoea purpurea--first generation:
6 : 86.00 : 6 : 65.66 : 76.
Ipomoea purpurea--second generation:
6 : 84.16 : 6 : 66.33 : 79.
Ipomoea purpurea--third generation:
6 : 77.41 : 6 : 52.83 : 68.
Ipomoea purpurea--fourth generation:
7 : 69.78 : 7 : 60.14 : 86.
Ipomoea purpurea--fifth generation:
6 : 82.54 : 6 : 62.33 : 75.
Ipomoea purpurea--sixth generation:
6 : 87.50 : 6 : 63.16 : 72.
Ipomoea purpurea--seventh generation:
9 : 83.94 : 9 : 68.25 : 81.
Ipomoea purpurea--eighth generation:
8 : 113.25 : 8 : 96.65 : 85.
Ipomoea purpurea--ninth generation:
14 : 81.39 : 14 : 64.07 : 79.
Ipomoea purpurea--tenth generation:
5 : 93.70 : 5 : 50.40 : 54.
Ipomoea purpurea--Number and average height of all the plants of the ten
generations:
73 : 85.84 : 73 : 66.02 : 77.
Mimulus luteus--three first generations, before the new and taller
self-fertilised variety appeared:
10 : 8.19 : 10 : 5.


Pages:
338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362
Viagra Viagra spodnie damskie znaki drogowe System wymiany linków