Fertilizer Experiments on Meadow Land. — Continued. 



Timothy. 



Kind of Fertilizer Used. 



Sulphate of potash. . 

 Muriate of potash . . . 



Nitrate of Soda 



Sulphate of ammonia 



No fertilizer 



Stable manure 



Tobacco stems 



Amount 



Per Acre 



in Pounds. 



160 

 160 

 160 

 130 



20 loads 

 4,000 



1,900 

 2,320 

 2,670 

 2,520 

 1,620 

 2,200 

 3,350 



Food for 

 Plants 



271 



Yield of 

 Hay in 

 Pounds 



Per Acre. 



Time Required for the Complete Exhaustion of Available 

 Fertilizing Materials and the Amounts of Each Remain- 

 ing in the Soil During a Period of Seven Years. 

 (From Scottish Estimates.) 



ON UNCULTIVATED CLAY LOAM. 



Per cent, remaining in the soil un- 



Kind of Fertilizer. Exhausted exhausted at the end of each 



(in years). year. 



1 2 3 k 5 6 7 



Lime 12 80 65 55 45 35 25 20 



Bone meal 5 60 30 20 10 00 00 00 



Phosphatic guanos ..5 50 30 20 10 00 00 00 



Dissolved bones and plain 



superphosphates. 4 20 10 5 00 00 00 00 



High grade ammoniated fer- 

 tilizers, guano, etc 3 30 20 00 00 00 00 00 



Cotton-seed meal 5 40 30 20 10 00 00 00 



Barn-yard manure 5 60 30 20 10 00 00 00 



ON UNCULTIVATED LIGHT OR MEDIUM SOILS. 



Lime 10 75 60 40 30 20 15 



Bone meal 4 60 30 10 00 00 00 .. 



Phosphatic guanos . 4 50 20 10 00 00 00 . . 



Dissolved bones and plain 



superphosphates... 3 20 10 5 00 00 00 00 



High grade ammoniates, 



euanos . . 3 30 20 00 00 00 00 00 



Cotton-seed meal 4 40 30 20 10 00 00 00 



Barn-yard manure 4 60 30 10 00 00 00 00 



