Agricultural investigations at Rothamsted, England, during a period of fifty yearsSix lectures delivered under the provisions of the Lawes Agricultural Trust . .556 1,484 1885 1,518 1889. 953 931 , 088 Lbs. , 709! 3. 646 729 2. 756 2. 505 2, 604 3. 323 2, 981 2. 430 2 312 1. 545| 1. 475 2. 595 1,9541 2,000 1,809 i,460 1,509 2,043 1,648: 1,944 1,873 2,025 2. 780 2, 4001 2. 435 3. 570 3. 405 2. 553 3, 920i 3, 940* 3. 940 2,244 ! 2, 401 3, 064 3. 309 3. 244 3, 229
Agricultural investigations at Rothamsted, England, during a period of fifty yearsSix lectures delivered under the provisions of the Lawes Agricultural Trust . .556 1,484 1885 1,518 1889. 953 931 , 088 Lbs. , 709! 3. 646 729 2. 756 2. 505 2, 604 3. 323 2, 981 2. 430 2 312 1. 545| 1. 475 2. 595 1,9541 2,000 1,809 i,460 1,509 2,043 1,648: 1,944 1,873 2,025 2. 780 2, 4001 2. 435 3. 570 3. 405 2. 553 3, 920i 3, 940* 3. 940 2,244 ! 2, 401 3, 064 3. 309 3. 244 3, 229 2,706 2,4561,275, 1,341 1,174 1,7081 1,994 1,625 1,918 3,1251,568! 1,2391 1,259 1,755 1,853 3,078 1,768 1,379 1,043865 965 1,441 ; 2,358 , ,221 1,135 | 1,685 Average: 8courses, 1 1853 to 1881 1 1,792 1,971 1,784 1,758 1,568 1,623 2,116 2,547 Average: 2courses, . j. 1885 and 1889 1,236 1,382 1,122 1,004 1,331 1,308 2,073 TOTAL TRODrCE. 1849. *9. Average: 8courses,1853 to 1881 Average: 2courses,1885 and 1889. 3861,776 2,030 3,253 3,1472,277 2,708 6,344 4. 3015,148| 573 5. 4783,800 7. 2617, 5545, 753 , 21«i 3, 651 3, 857l 5, 720 5,1906. 3085, 7015. 0185, 9635. 964 2. 043; 4, 426 4. 624 5, 9462,362 3,045! 2,503^ 3,780^ 3,835^ Beferring, however, first to the results of each of the eleven years, itis seen that under each condition of manuring or other treatment thereis very great variation in the amount of produce from year to year due ROTATION OF CROPS. 183 to variations in tlie characters of the seasons. Thus, without manure,the average produce over the eight courses was about 30 bushels peracre, while in 1857 it was in each case more than 40 bushels, and insome considerably more; but in 1869 and in 1873 it was not much over20 bushels, and in the last two cou
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Keywords: ., bookcentury1800, bookdecade1890, bookpublisherwashi, bookyear1895
