On the composition of foods in relation to respiration and feeding of animals ; Report to the Right Hon. The Earl of Leicester, on experiments conducted by Mr. Keary on the growth of wheat upon the same land for four successive years, at Holkham Park Farm ; Experiments on the comparative fattening qualities of different breeds of sheep, Leicesters and cross-breds ; Report of experiments on the comparative fattening qualities of different breeds of sheep, Cotswolds ; Report of experiments on the comparative fattening qualities of different breeds of sheep, Hamshire and Sussex Downs ; On agricultural chemistry, especially in relation to the mineral theory of Baron Liebig ; Agricultural chemistry. Pig feeding ; On the equivalency of starch and sugar in food ; On the amounts of, and methods of estimating ammonia and nitric acid in rain water ; Reply to Baron Liebig's 'Principles of agricultural chemistry' /