e-RAdoc:
Digited Documents from the Rothamsted Long-term Experiments
Barley Hoos Field 1909 ; Wheat After Fallow ( Without Manure 1851 and Since) Hoos Field 1909 ; Comparative Test of Nitrogenous Fertilisers Barley Little Hoos Field 1909
Rothamsted Research (1910) Barley Hoos Field 1909 ; Wheat After Fallow ( Without Manure 1851 and Since) Hoos Field 1909 ; Comparative Test of Nitrogenous Fertilisers Barley Little Hoos Field 1909 in : Annual Report for 1909 with the Supplement to the Guide to the Experimental Plots Containing the Yields Per Acre, etc. - pp 14 - 14