+----------------------+----------+-----------------+------------------+ | | | | | | | Wheat | Wheat. | Barley. | | | (Grain). +--------+--------+---------+--------+ | | | Grain. | Straw. | Grain. | Straw. | +----------------------+----------+--------+--------+---------+--------+ |Potash | 29·51 | 25·92 | 10·78 | 32·02 | 14·37 | |Soda | 10·61 | ... | ... | 1·21 | 0·28 | |Lime | 0·99 | 3·80 | 2·44 | 3·39 | 8·50 | |Magnesia | 10·60 | 12·27 | 3·23 | 10·99 | 1·70 | |Sesquioxide of Iron | ... | 1·12 | 0·54 | 0·15 | 0·20 | | " Manganese | ... | ... | ... | ... | ... | |Sulphuric Acid | 0·09 | ... | 1·77 | ... | 2·22 | |Muriatic Acid | ... | ... | ... | ... | ... | |Carbonic Acid | ... | 4·43 | 6·01 | 0·48 | 1·25 | |Phosphoric Acid | 47·55 | 43·44 | 3·69 | 29·92 | 4·22 | |Silica | 0·11 | 7·16 | 64·84 | 21·12 | 62·89 | |Chloride of Potassium | ... | 1·03 | 3·96 | ... | ... | |Chloride of Sodium | 0·54 | ... | 0·42 | 0·72 | 4·37 | | +----------+--------+--------+---------+--------+ | Total | 100·00 | 99·17 | 99·68 | 100·00 | 100·00 | | Per-centage of Ash | 2·32 | 1·645 | 5·252 | 2·22 | 5·49 | | | | | | | | +----------------------+----------+--------+--------+---------+--------+ APPENDIX. Whilst this Work was passing through the press, a valuable Report on Agricultural Statistics was issued by the Board of Trade. The following statistics, collected from this Report, are here given, because they modify the statements made in page 5:-- POPULATION, AREA, ACREAGE UNDER CROPS, ETC., AND NUMBER OF LIVE STOCK, IN THE UNITED KINGDOM IN 1867.