Chapter XXVI

THE VEGETATION OF SALINE AND ALKALI LANDS, 527.—_Marine Saline
Lands_, 527.—General Character of Saline Vegetation,
527.—Structural and Functional Differences Caused by Saline
Solutions, 528.—Absorption of the Salts. Table, 529.—Injury
from the Various Salts, 531.—Reclamation of Marine Saline
Lands for Culture, 533.—_The Vegetation of Alkali Lands_,
534.—_Reclaimable_ and _Irreclaimable Alkali Lands_ as
Distinguished by their Natural Vegetation, 534.—Plants
Indicating Irreclaimable Lands, 535.—Tussock Grass; Bushy
Samphire; Dwarf Samphire; Saltwort; Greasewood; Alkali
Heath; Cressa; Salt Grass, 536.—Relative Tolerances of the
different Species; Table, 549.

APPENDICES.
A.—Directions for taking Soil Samples, issued by the
California Experiment Station, 553.

B.—Summary Directions for Soil-Examination in the Field
or Farm, 556.

C.—Short Approximate Methods of Chemical Soil-Examination
Used at the California Experiment Station, 560.

General Index, 565.
Index of Authors referred to, 591.