MANGOLDS 



13 



on Strip 6, and complete minerals, including sulphate of magnesia and 

 common salt, on Strip 4. The strips are then subdivided into plots by 

 cross-dressings of nitrogenous manures ; nothing on the O series, nitrate 

 of soda on Series N, ammonium-salts on Series A, rape cake on Series C, 

 and a combination of ammonium-salts and rape cake on Series AC. 



Table V. — Experiments on Mangolds, Barn Field, beginning 1876. 

 Quantities of Manures per acre per annum. 



* Equal parts Sulphate and Muriate Ammonia of commerce, 

 t The addition of Potash to Plot 2 began in 1895. X Commenced in 1903 only. 



Table VI. — Barn Field Mangolds. Produce of Roots and Leaves per acre. 



Season 1912. 



B. = roots. 

 Received an equivalent amount of Phosphoric Acid, 



L. = leaves. 

 Nitrogen, and Potash, but without any Soda Salts. 



