+---------------------------------------------------------------------+ | AVERAGE COMPOSITION OF THE ASH OF ROOTS. | +---------------------------------------------------------------------+ | |Number of Analyses. | | | |Potash. | | | | |Soda. | | | | | |Lime. | | | | | | |Magnesia. | | | | | | | |Oxide of Iron. | | | | | | | | |Phosphoric Acid. | | | | | | | | | |Sulphuric Acid. | | | | | | | | | | |Silica. | | | | | | | | | | | |Chlorine. +-------------+----+-----+-----+-----+----+----+-----+-----+----+-----+ | TURNIPS. | 38 | 49.8| 7.8| 11.7| 2.6| 0.9| 10.3| 11.8| 1.2| 5.0| | SWEDES. | 7 | 38.9| 14.0| 12.8| 4.2| 0.8| 10.4| 13.7| 1.9| 4.2| | MANGOLDS. | 12 | 46.6| 18.4| 5.9| 4.8| 0.8| 8.3| 3.7| 4.0| 9.9| | SUGAR BEET. | 40 | 48.0| 10.4| 6.4| 9.5| 1.0| 14.4| 4.7| 3.8| 2.3| | CARROTS. | 10 | 37.0| 20.7| 10.9| 5.2| 1.0| 11.2| 6.9| 2.0| 4.9| | PARSNIPS. | 4 | 46.7| 2.7| 15.7| 6.0| 1.3| 15.8| 5.6| 2.4| 4.0| +-------------+----+-----+-----+-----+----+----+-----+-----+----+-----+ | LEAF ASH. | +-------------+----+-----+-----+-----+----+----+-----+-----+----+-----+ | TURNIPS. | 37 | 27.6| 5.1| 33.2| 2.6| 2.0| 7.3| 13.1| 3.5| 7.7| | SWEDES. | 3 | 21.9| 12.3| 30.2| 3.2| 2.0| 6.4| 10.6| 4.8| 11.0| | MANGOLDS. | 4 | 25.5| 23.3| 10.4| 9.7| 1.2| 5.4| 7.2| 3.3| 17.8| | SUGAR BEET. | 7 | 21.9| 16.6| 19.5|18.1| 1.3| 7.3| 7.9| 3.1| 5.7| | CARROTS. | 7 | 17.6| 18.2| 32.1| 3.9| 3.0| 3.8| 8.2| 5.2| 8.9| +-------------+----+-----+-----+-----+----+----+-----+-----+----+-----+