trogen, Phosphoric Acid, and Potash. 50

CHAPTER XIV.

Fermenting Manure.-- Composition of Manure when Fresh and in
its stages of Fermentation.-- Loss in Fermentation and from
Leaching.-- Tables showing the composition of Manure at
different stages.-- Fermenting makes Manure more Soluble. 52

CHAPTER XV.

Keeping Manure under Cover.-- Dr. Voelcker's Experiments.-- Manure
Fermented Outside and Under Cover.-- Loss from keeping Manure
spread in the Barn-yard.-- Keeping well-rotted Manure in a
Heap.-- Conclusions from Dr. Voelcker's Experiments. 59

CHAPTER XVI.

An English Plan of Keeping Manure.-- Box feeding of Cattle.--
Spreading Manure at once.-- Piling in Heaps in the Field.--
Old Sods and Ashes from Charred Sods. 69

CHAPTER XVII.

Soluble Phosphates in Farm-yard Manure.-- Fermented, the Manure
has the most.-- Over 40 per cent. of the Phosphoric Acid is
Soluble. 72

CHAPTER XVIII.

How the Deacon makes Manure.-- A good plan for making poor Manure. 74

CHAPTER XIX.

How John Johnston Manages His Manure. Summer-fallows for Wheat.--
Does not plow under Clover.-- Value of Manure from different
foods.-- Piling Manure.-- Applies Manure to Grass-land in Fall,
and Plows under in Spring for Corn.-- His success due to the
Effect of Manure on Grass.-- It brought in Red Clover. 76

CHAPTER XX.

The Author's Plan of Managing Manure.-- Piles as fast as it is
Made.-- What it is Made of.-- Horse and Cow Manure Together.--
Horse Manure for Bedding Pigs.-- To Prevent Freezing.-- Liquid
Manure from Pigs.-- Bedding Sheep.-- Piling in the Field.--
Where the Piles should be Made.-- Manure in a Basin.-- Reasons
for Piling.-- What we Gain by Fermenting Manure. 83

CHAPTER XXI.

Management Continued.-- Why We Ferment Manure.-- Dr. Voelcker's
Experiments showing the Loss when Manure is spread in Yards.--
Fermenting adds Nothing to Manure, but makes it more
available.-- Mr. Lawes' Experiments on Wheat and Barley.-- Dr.
Voelcker's Results.-- Ellwander & Barry's Experience.-- Loss of
Ammonia by Fermenting.-- Waste from Leaching.-- How to Save the
Liquid Manure from Cows. 94

CHAPTER XXII.

Manure on Dairy Farms.-- Wheat removes much more Nitrogen than
C