influence of, on the zones of pelargoniums, i. 366;
on roses, i. 367;
on the variegation of leaves, i. 383;
advantages of change of, ii. [146]-[148].
Soil and climate, effects of, on strawberries, i. 353.
Solanum, non-intercrossing of species of, ii. [91].
Solanum tuberosum, i. 330-331.
Solid-hoofed pigs, i. 75.
Solomon, his stud of horses, i. 55.
Somerville, Lord, on the fleece of Merino sheep, i. 99;