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 



Yield of 



Hay in 



Pounds 



Per Acre. 



1,900 

 2,320 

 2,670 

 2,520 

 1,620 

 2,200 

 3,350 



Food for 

 Plants 



271 



Time Required for the Complete Exhaustion of Available 

 Fertilizing Materials and the Amounts of Each Remain- 

 ing hi the Soil During a Period of Seven Years. 

 (FROM SCOTTISH ESTIMATES.) 



ON UNCULTIVATED CLAY LOAM. 



Kind of Fertilizer. 



Exhausted 

 (in years). 



Per cent, remaining in the soil un- 

 exhausted at the end of each 



year. 



1 2 3 4 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, 



guanos 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 



