Men Harvesting Wheat in Egypt

In a Lean-To in Egypt

Rivet Wheat

Effect of Vanillic Acid

Quantity of Water Transpired by 18 Wheat Plants

Growth of Wheat at Rothamsted, 13 Years, With Increasing Amounts of Nitrogenous Manure

Table XVII - Experiments on Wheat, Broadbalk Fields, Averages Over 13 Years (1852-1864)

Effect of Esculin, Closely Related to Cumarin and Found in Various Plants

Effect of Vanillin, Found in Vanilla Beans, Lupines, Beets, Roots, Oats, Decayed Wood, Etc.

Wheat (Grain and Straw) Per Acre Obtained in 1919 from Experimental Plots on Old Pasture Ploughed Out in 1918

Stack of Medical Wheat, Richmond, New South Wales, Australia

Reaping Machines in One Paddock, 500 Acres, New Zealand

Wheat Map of Manitoba

Effect of Quinone, Found To Result From the Action of a Soil Fungus on Proteids

Map of North West Canada Wheat Land Cultivation

Wheat and Pasture, Great Britain

Effect of Cinnamic Acid, Found in Certain Plants and Related To Cumarin

Table of the Prices of Wheat Under Protection and Free Trade

Moose Jaw, Saskatchewan, Canada

Hay and Wheat Harvesting