CHAPTER XXIX

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Manures for Barley.-- Composition of Barley, grain and straw.-- Valuable Tables giving the Results of Lawes and Gilbert’s Experiments on the growth of Barley, Year after Year, on the same Land, without Manure, and with different kinds of Manure.-- Manure and Rotation of Crops. 227

## CHAPTER XXX .

Manures for Oats.-- Experiments at Rothamsted.-- Experiments of Mr. Bath of Virginia.-- At Moreton Farm. 252

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