Experiments on the Growth of Barley, Year after Year, on the same land, without Manure, and with different descriptions of Manure, Hoos Field, Rothamsted, England.
TABLE III.—WEIGHT PER BUSHEL OF DRESSED CORN—lbs.
[N.B. The double vertical lines show that there was a change in the description, or quantity, of Manure, at the period indicated, for particulars of which see Table I., and foot-notes thereto, p. 231.]
1st 10: First ten Years, 1852-’61. 2nd 10: Second ten Years, 1862-’71. T20: Total Period, 20 Years, 1852-’71.
Harvests.AverageAnnual.
Plots.185218531854185518561857185818591860186118621863186418651866186718681869187018711st
10
2nd
10
T20
lbs.lbs.lbs.lbs.lbs.lbs.lbs.lbs.lbs.lbs.lbs.lbs.lbs.lbs.lbs.lbs.lbs.lbs.lbs.lbs.lbs.lbs.lbs.
1 O.52.151.453.652.449.152.053.049.050.852.350.353.655.753.951.151.854.352.452.955.051.653.152.3
2 O.52.652.654.052.546.552.854.052.050.553.852.054.256.853.853.253.955.854.353.656.052.054.453.2
3 O.52.551.953.652.948.552.553.549.550.352.851.854.556.954.552.352.955.754.754.355.451.854.353.0
4 O.51.552.154.053.147.053.754.052.551.354.052.054.857.354.052.753.655.354.655.655.652.354.653.4
Means52.252.053.852.747.852.853.650.850.753.151.554.356.754.152.353.155.354.054.155.552.054.153.0
1 A.50.752.453.651.848.551.953.047.550.851.549.453.655.453.850.951.353.352.454.655.651.253.052.1
2 A.50.552.554.351.346.354.353.851.051.053.553.555.357.052.754.454.154.657.057.255.051.855.153.5
3 A.50.952.654.052.249.152.154.047.550.851.550.554.356.454.752.151.954.854.655.456.151.554.152.8
4 A.51.453.154.352.046.454.854.051.051.154.054.056.557.653.554.754.355.657.457.156.552.255.754.0
Means50.952.754.151.847.653.353.749.350.952.651.954.956.653.753.052.954.655.456.155.851.654.553.1
1 AA.49.151.352.850.648.352.053.547.550.751.850.053.955.553.550.952.453.753.154.554.150.853.252.0
2 AA.49.551.752.450.146.153.553.350.751.353.554.455.757.252.355.054.155.657.256.955.951.255.453.3
3 AA.50.651.353.150.247.352.153.947.550.451.551.554.556.554.851.451.955.153.754.654.350.853.852.3
4 AA.50.651.452.148.945.453.953.550.551.053.554.056.457.653.355.454.656.057.157.156.351.155.853.4
Means50.051.452.650.046.852.953.649.150.952.652.555.156.753.553.253.355.155.355.855.251.054.652.8
1 AAS.56.154.251.853.554.254.855.054.6{53.954.654.3}
2 AAS.57.252.455.655.156.257.457.455.61{55.156.755.9}
3 AAS.57.254.852.553.055.556.655.953.8{54.455.555.0}
4 AAS.57.053.155.354.156.257.857.855.4{54.956.855.8}
Means56.953.653.853.955.556.756.554.954.655.955.2
1 C.51.751.352.950.546.153.253.552.052.054.054.556.357.153.855.154.456.256.757.556.351.755.853.8
2 C.51.851.652.850.047.353.852.851.551.554.155.356.457.053.355.755.056.157.157.856.451.756.053.9
3 C.51.351.552.650.646.654.153.551.751.853.553.556.857.353.355.354.755.857.157.656.351.755.853.7
4 C.51.450.452.849.546.354.153.151.051.154.354.056.757.253.555.654.855.457.458.056.451.455.953.6
Means51.651.252.850.246.653.853.251.651.654.054.356.657.153.555.454.755.957.157.756.451.655.953.8
1 N.}{51.7}{51.353.352.050.052.953.548.051.052.051.553.456.054.152.052.952.854.355.654.62{51.653.752.7}
2 N.49.753.150.148.453.054.048.551.151.851.353.956.553.852.852.755.554.855.854.6{51.154.252.7}
M.52.649.352.653.649.551.053.852.853.856.354.452.953.954.054.055.355.03(51.854.253.2)
5 O.(51.0)51.853.152.647.553.454.051.051.053.351.554.157.654.553.454.056.455.655.955.14(52.054.853.4)
5 A.51.052.353.851.546.654.554.051.051.253.052.055.657.554.154.855.257.557.557.355.551.955.753.8
6{152.050.352.852.550.052.353.148.551.352.051.854.056.053.951.352.053.552.854.055.451.553.552.5
{253.050.953.652.650.052.353.147.551.052.052.054.155.853.951.852.553.852.954.654.951.653.652.6
752.851.653.952.947.154.254.552.552.154.854.857.257.454.454.954.857.156.457.156.652.656.054.3

1. Averages of 4 years, 4 years, and 8 years.

2. Averages of 9 years, (1853-’61), last 10 years, and total 19 years.

3. Averages of 7 years (1855-’61), last 10 years, and total 17 years.

4. Averages of 9 years (1853-’61), last 10 years, and total 19 years.