The Influence of Various Manures on the Growth of Wheat

2024-09-03T16:54:38-04:00

Photographic reproduction depicts bundles of wheat grown on an experimental farm at Rothamsted, England with varying amounts of manure and chemical fertilizers. The first column shows the year 1878 with the second column illustrating the year 1899. Plots include varying amounts of manure; sulphates, potash, soda, magnesia and phosphate; mixed minerals; ammonium salts; and sodium nitrate.