+---------------------+-------+------------+-----------+----------+---------+ | | Oxide | Phosphoric | Sulphuric | Carbonic | Silica. | | | of | Acid. | Acid. | Acid. | | | | Iron. | | | | | +---------------------+-------+------------+-----------+----------+---------+ |Flax, seed | 0.50 | 38.54 | 1.56 | 0.22 | 1.45 | | straw | 5.58 | 7.53 | 3.39 | 15.75 | 7.92 | |Rape, seed | 1.79 | 31.90 | 5.38 | 5.44 | 19.98 | | straw | 1.30 | 4.68 | 3.90 | 23.04 | 11.80 | |Spurry | ... | 10.20 | 1.79 | 27.38 | 1.14 | |Chicory root | ... | ... | ... | ... | ... | |Red clover | 1.26 | 4.09 | 2.96 | 18.05 | 1.95 | |Cow grass, | | | | | | | _Trifolium medium_ | 1.09 | 4.94 | 2.66 | 20.16 | 1.12| |Yellow clover | 1.40 | ... | 4.82 | 4.31 | 1.76 | |Alsike clover | 0.71 | 5.64 | 3.25 | 20.74 | 1.73 | |Lucerne | 2.23 | 6.47 | 4.80 | 15.94 | 2.63 | |Anthoxanthum odoratum| 1.18 | 10.09 | 3.39 | 1.26 | 28.35 | |Alopecurus pratensis | 0.47 | 6.25 | 2.16 | 0.65 | 38.75 | |Avena pubescens | 0.72 | 10.82 | 3.37 | ... | 36.28 | |Bromus erectus | 0.26 | 7.53 | 5.46 | 0.55 | 38.48 | |Bromus mollis | 0.28 | 9.62 | 4.91 | 9.07 | 33.34 | |Cynosurus cristatus | 0.18 | 7.24 | 3.20 | ... | 40.11 | |Dactylis glomerata | 0.59 | 8.60 | 3.52 | 2.09 | 26.65 | |Festuca duriuscula | 0.78 | 12.07 | 3.45 | 1.38 | 28.53 | |Holcus lanatus | 0.31 | 8.02 | 4.41 | 1.82 | 28.31 | |Lolium perenne | 0.21 | 8.73 | 5.20 | 0.49 | 27.13 | |Annual ryegrass | 0.28 | 10.07 | 3.45 | ... | 41.79 | |Poa annua | 1.57 | 9.11 | 10.18 | 3.29 | 16.03 | |Poa pratensis | 0.28 | 10.02 | 4.26 | 0.40 | 32.93 | |Poa trivialis | 0.29 | 9.13 | 4.47 | 0.29 | 37.50 | |Phleum pratense | 0.27 | 11.29 | 4.86 | 4.02 | 31.09 | |Plantago lanceolata | 0.90 | 7.08 | 6.11 | 14.40 | 2.37 | |Poterium Sanguisorba | 0.86 | 7.81 | 4.84 | 21.72 | 0.83 | |Achillea Millefolia | 0.21 | 7.13 | 2.44 | 9.36 | 9.92 | |Potato, tuber | 0.44 | 8.61 | 15.24 | 18.29 | 1.94 | | stem | 1.34 | 6.68 | 6.56 | ... | 2.56 | | leaves | 4.50 | 13.60 | 6.37 | ... | 6.47 |