ECONOMY OF FARMING. 127 



No. 2. 



IMPROVED THREE-SHIFT OR TRIENNIAL SYSTEM. 



Increase of power. Loss of power. 



1. 13^ loads of manure, 60 degrees. — degrees. 

 Peas, — 10 



2. Rye, 10 metzen, (17 bushels, nearly), — 25 



3. Barley, " " ( '- " " ), — 17.5 



4. Fallow, 10 — 

 18 loads of manure, including folding, 80 — 



5. Rye, 14 metzen (23.66 bushels), — 35 



6. Barley," " ( " « ), — 24.5 



7. Clover, 12 — 



8. Rye, 12 metzen (20^ bushels), — 30 



9. Barley, — 17.5 



162 159.5 

 Gain of power, 2|- degrees. 



No. 3. 



SEVEN-DIVISION KOPPEL-WIRTHSCHAFT. 



Gain of power. Loss of power. 



1. Fallow, 12 degrees. — degrees. 

 13 loads of manure, 58 — 



2. Rye, 15 metzen (25.35 bushels), — 37.5 



3. Barley, " « ( « " ). — 26.25 



4. Oats, '14 " (23.66 « ); — 17.5 



5. Mown clover, 10 — 



6. 7. Pasture, 20 — 



Gain in 7 years, 18^ degrees. 

 No. 4. 



100 81| 



EIGHT-DIVISION ROTATION OF CROPS, WITH PASTURE. 



Gain of power. Loss of power. 



1. 20^ loads of manure, 90 degrees. — degrees. 

 Potatoes, 10 30 



2. Barley. 18 metzen (30.42 bushels), — 31.5 



3. Peas, ' — 10 

 6^ loads of manure, 30 — 



4. Rye, 16 metzen (27 bushels), — 40 



5. Mown clover, 12 — 



6. 7. Pasture. 20 ~ 

 8. Oats, 22 metzen, (37.18 bushels,) — 27.5 



Gain in 8 years, 23 degrees. 

 No. 5. 



162 139 



EIGHT-DIVISION ROTATION OF CROPS, WITH STALL-FODDERING. 



Gain of power. Loss of power. 



1. 20^ loads of manure, 90 degrees. — degrees. 

 Potatoes, 160 metzen (270 bushels), 10 30 



2. Barley, 18 " (30^ " nearly), — 31.5 



3. Clover, 15 — 



4. Oats. 26 metzen, (34 bushels, nearly), — 32.5 



5. 9 loads of manure, 40 — 

 Peas, — 10 



6. Rye, 18 metzen, (30-^ bushels, nearly, — 45 



7. Green vetches, 10 — 

 6| loads of manure, 30 — 



8. Rye, 16 metzen (27 bushels), — 40 



195 189 



Gain in 8 years, 6 degrees. Th."] 



